grade 3 mtap questions

2010 Math Challenge

Grade 3 Score: ________

Name: ___________________________________ School:______________________________

Solve and write the answers on the Blank before or below the number.

___________ 1. Write ninety-six thousand, seven hundred eight in figures.

___________ 2. What is the place value of 7 in 789,234?

___________ 3. What is the value of 9 in 94, 514?

___________ 4. What number is 2.500 more than 4,740?

___________ 5. If 8 x N = 192, what is N?

___________ 6. What is 686 7?

___________ 7. How many eights are equal to 7 wholes?

___________ 8. Linda cut a cake into 48 pieces. She and her friends ate 36 pieces. What fraction,

in lowest terms, of the cake remained?

___________ 9. is equal to how many 84ths?

__________ 10. Mother baked 64 cookies. She kept 46 cookies and gave the rest to her children.

How many cookies did she give to her children?

__________ 11. Ruth had a vacation of 20 days. She spent 6 days in Baguio, 7 days in Cebu and

the rest she spent at home. What fraction of her vacation did Ruth spend at

home?

__________ 12. Write six hundred fifty-six pesos and seventy-five centavos with the peso

sign.

__________ 13. Ely bought 6 roses at Php14.50 each. How much did he pay?

__________ 14. If Ely gave the cashier a Php100-bill, how much change did he get?

__________ 15. Ferdie has nine P50-bills and seven P20-bills and five Php5-coins. How much

money has he?

__________ 16. Jenny wants to buy a blouse worth Php106.50. She has only Php76.75. How

much more does she need?

__________ 17. Round each addend to the nearest hundred and estimate the sum of 5847 + 7658.

__________ 18. What is the smallest digit that can be placed in the blank in 6_31 > 6426 to make

it a true sentence?

__________ 19. What is the number midway between 721 and 733?

__________ 20. Write in Hindu-Arabic: MDCCCXXI.

__________ 21. Write in Roman numerals: 376.

__________ 22. I am thinking of a number. If I add 35 to it and then subtract 16, I get 42. What

is my number?

x 10 - 15 + 30

__________ 23. If [ N ] - - > [ ] - - > [ ] - - > [ ] - - > [ 59 ], what is N?

__________ 24. What number is thrice the sum of 37 and 45?

__________ 25. Jean received 5 boxes of candies. If each box contains 9 candies, how many

candies did she received in all?

__________ 26. How many years are there in 5 decades?

__________ 27. What time is it when the long hand points to 8 and the short hand points

between 2 and 3?

__________ 28. Joseph started studying at 7:15. He finished at 8:35. How many minutes did he

study?

__________ 29. Kenneth arrives in school at 7:20 and leaves at 4:30. How long does he stay in

school everyday?

__________ 30. A rectangular garden is 32 m long and its area is 896 square meters. How wide

is it?

__________ 31. Miss Cruz has 265 popsicle sticks. She gave 25 sticks to each of nine groups in

her class. How many sticks remained?

__________ 32. A vendor has 68 red balloons and 75 green balloons. He sold 125 balloons and 3

burst. How many balloons remained?

__________ 33. An airplane flew 1,234 km in 2 hours. What was its average speed per hour?

__________ 34. Mother changed two Php100-bills for Php5-coins. How many Php5-coins did

she get?

__________ 35. Nineteen more than the sum of 37 and 45 is what number?

__________ 36. A rectangle is 18 cm by 25 cm. What is its perimeter?

__________ 37. How many square centimeters is the area of the rectangle in # 36?

__________ 38. The three sides of a triangle are 18 cm, 15 cm, and 17 cm. Find its perimeter.

__________ 39. Multiply the sum of 26 and 28 by 15 and subtract the result from 1,000. What do

you get?

__________ 40. If 32 x 86 = 2, 752, what is 320 x 860?

__________ 41. What is N in 53, 51, 48, 44, 39, N.

__________ 42. Gina has Php60.00. Luz has twice as much as Gina. How much money do the

two girls have together?

__________ 43. Mother gave 8 candies to each of her 4 children and had 8 candies left. How

many candies had she at first?

__________ 44. Rose had Php68; Mother gave her Php35 and Father gave her Php65. How much

money had she then?

__________ 45. Lina walks her dog for 30 minutes each day. After 10 days, how many hours will

she have spent walking her dog?

__________ 46. A blouse and a skirt cost Php204.00. If the skirt costs Php23 more than the

blouse, how much does the skirt cost?

__________ 47. What two numbers have a product of 96 and a quotient of 6?

__________ 48. Three-fifths of the students in a school are boys and 2/3 of the boys are scouts. If

there are 2,540 students in the school, how many students are scout?

__________ 49. Rose has 45 foreign stamps; she has 7 less than twice as many Philippine stamps.

How many stamps does she have?

__________ 50. Three apples and 2 ponkans cost Php51. Two apples and 3 ponkans cost

Php46.50. How much will half a dozen apples and half a dozen ponkans cost?

Metrobank-MTAP-DepEd Math Challenge

Grade 3 Score: __________

Name:_________________________________ School:_______________________________

Solve each item and put the answer on the blank before the number.

Time: 80 minutes

__________ 1. Write the number for nine thousand, eighty seven.

__________ 2. 8 290 = _____ + 450.

__________ 3. 7 676 = _____ - 2 569.

__________ 4. What is the place value of the underlined digit in 28 726?

__________ 5. What is the value of 7 in 7 865?

__________ 6. If you have Php7, 400, how many Php100-bills will that be equal to?

__________ 7. If N + 535 = 852, what is N?

__________ 8. If N 376 = 458, what is N?

__________ 9. Round to the nearest thousand to estimate 3 968 + 8 245.

__________ 10. If you skip count by 7, what number will you say at the 17th

skip if you begin at

7?

__________ 11. If you have two Php1000-bills and three Php500-bills, how much money do you

have?

__________ 12. Write ninety-six thousand, eighty five in symbols.

__________ 13. 30 000 + 6 000 + 800 + 5 = ______.

__________ 14. What is the difference between the smallest and largest number that can be

formed using 0, 1, 5

and 8?

__________ 15. Miss Lucy needs 625 pieces of straw for her class. She has 576 pieces. How

many more does she need?

__________ 16. In an 850-meter relay race, Tony ran 285 meters and Kit ran 275 meters. How

many meters did the third member of the team have to run?

5 -12 + 27

__________ 17. Kate had Php1,250 in a bank. She deposited Php650 she received for her

birthday. Then she withdraw Php450 for a dress. How much in all did she have

then in the bank?

__________ 18. Rita has 84 stamps; Rose has twice as many. Together, how many stamps do the

two girls have?

__________ 19. In 8 x 742, round the second factor to the nearest hundred and estimate the

product.

__________ 20. Some children shared 50 candies equally. Each child got 8 candies and 2 candies

were left. How many children were there?

__________ 21. What is the remainder in 4,345 19?

__________ 22. Find 2 numbers with a sum 23 and a product 132.

__________ 23. If [ N ] - - > [ ] - - > [ ] - - > [ 71 ]. Find N?

__________ 24. Mother bought 12 ponkans each at Php9.00 and 1 kilo of grapes for Php125.

How much did she pay for the fruits.

__________ 25. How much change did mother get if she gave the seller of fruits three Php100-

bills?

__________ 26. Nancy has Php150. Lina has Php5 more than twice as much. How much money

has Lina?

__________ 27. Lily has Php150. How many oranges can she buy if each orange costs Php8.00?

__________ 28. A vendor bought 60 papayas at Php22.00 each. He sold each for Php30. If 3

papayas were spoiled and he sold the rest, how much money did he earn?

__________ 29. Pete pays Php 7.00 for tricycle from his house to the bus stop. He pays Php6.00

for his jeepney fare to school. How much does he spend for transportation in a 5-

day week?

__________ 30. What fraction of the figure is shaded?

__________ 31. Write eight-seventeenths in symbols.

__________ 32. Change 36/54 to lowest term.

__________ 33. What is 4/9 of 387?

__________ 34. Which of the following is the biggest? 3/7, 3/6 or 3/5?

__________ 35. Which of will you put in the blank in

_____

?

12 m 12 m

13 m 13 m

28 m 28 m

45 m

__________ 36. How many 25-centavo coins equal twenty-seven peso coins?

__________ 37. How many Php50-bills will you give to pay for a pair of shoes that costs

Php455.95?

__________ 38. What is the perimeter of the figure?

__________ 39. What is the area of the same figure?

__________ 40. There are 48 pupils in a grade 3 class. One-half of the pupils take a jeep to

school, one sixth come in a school bus and the rest walk to school. How many

pupils walk to school?

__________ 41. Mr. Cruz cut a 36-meter piece of string into 9 equal parts. He gave 4 pieces to his

son and 3 pieces to his daughter for their projects. How many meters of the string

were not used?

__________ 42. Father has twelve Php1000-bills, 8 Php100-bills and 9 Php50-bills in his pay

envelope. How much is his salary?

__________ 43. Kate is making 6 handkerchiefs. Each is a square with each side equal to 20 cm.

How much lace does she need in all if for each handkerchief, she needs 2cm for

the turning corners?

__________ 44. Find 2 numbers with a product of 63 and a quotient of 7.

__________ 45. Mrs. Cruz bought 48 apples, oranges and mangoes. If there were 12 apples, 6

more oranges than apples, how many mangoes were there?

__________ 46. How much greater is 2/3 of 84 than of 56?

__________ 47. Mark has 24 marbles, while Greg has 8 more than Mark. If Carl has as many

marbles as Mark and Greg together, how many marbles do the 3 boys have?

__________ 48. What is the smallest number which when divided by 27 gives a quotient of 49

and a remainder of 5?

__________ 49. There are 6 dozen chicos in a basket. Seven more than 2/3 of the chicos are ripe.

How many are not ripe?

__________ 50. How many 6-cm squares can be cut from a piece of cartolina, 24 cm wide and 32

cm long?

2009 Metrobank-MTAP-DepEd Math Challenge

Grade 3 Score: __________

Name:_________________________________ School:________________________________

Solve each item and put the answer on the blank before the number.

Time: 80 minutes

__________ 1. What is the place value of 5 in 465 879?


__________ 3. What is the largest digit that can be placed in the blank in 4_84 < 4678 to make

the sentence true?

__________ 4. Write 6 x 10 000 + 7 x 1000 + 8 x 100 + 9 as one number.

__________ 5. Round off 67 479 to the nearest thousand.

__________ 6. What number is midway between 721 and 727?

__________ 7. Write sixty-eighth in symbols.

__________ 8. Write CCLXVII in Hindu-Arabic.

__________ 9. An airplane flew 1234 km in 2 hours. What is its speed per hour to the nearest

hundred kilometers?

__________ 10. Add 19 to the difference of 45 and 28.

__________ 11. What number is twice the sum of 75 and 18?

__________ 12. Lulu has a book of 278 pages. If she reads 18 pages a day, how many pages

remain after she has been reading it for 9 days?

__________ 13. Nineteen more than twice the difference of 85 and 37 is what number?

__________ 14. Multiply the sum of 16 and 18 by 15 and subtract the result from 1000.

__________ 15. If 32 x 86 = 2 752, what is 3200 x 860?

__________ 16. My aunt is 7 years older than thrice the age of my sister. If my sister is 13 years

old, how old is my aunt?

__________ 17. Myrna bought 3 ball pens at Php6.50 each and 2 notebooks at Php12.75 each.

How much change did she get from a Php50-bill?

__________ 18. There are 3 grade 3 sections in a school. If there are 48 pupils in each class, how

many grade 3 pupils are in that school?

__________ 19. Mother had a bag of candies. She gave each of her 5 children 9 candies and had 5

candies left. How many candies were in the bag?

A B

D C

11 cm

8 cm

13 cm

18 cm

__________ 20. By what will you multiply 29 to get 1189?

__________ 21. How many nines are there in 846?

__________ 22. What is the biggest possible remainder when you divide any number by 12?

__________ 23. Subtract the quotient of from the product of 8 and 9.

__________ 24. Tim gathered 91 eggs from one poultry house and twice as many in another

house. How many eggs did Tim gather?

__________ 25. If Tim put the eggs he gathered 24 to a box, how many boxes did he fill?

__________ 26. I am thinking of a number. If I add 33 to it and divide the sum by 5, the result is

28. What is my number?

__________ 27. Edgar has a collection of 94 coins. Ten of them are 10-peso coins, 23 are 5-peso

coins, 35 are 1-peso coins and the rest are 25-centavo coins. How many 25-

centavo coins does Edgar have?

__________ 28. Miss Lina has 12 teams in her class. Each team needs 60 sheets of colored paper.

If each package of colored paper contains 250 sheets, how many packages does

Miss Lina have to buy?

__________ 29. What number is 2 times the sum of 18 and 24?

__________ 30. What is the remainder when 4567 is divided by 17?

__________ 31. A car covered 215 km in 4 hours. What was its average speed to the nearest

whole kilometer?

__________ 32. 3/14 is equal to how many 56ths?

__________ 33. Mother baked 48 cupcakes. She gave to a friend and served 8 to her children.

What fraction of the cupcakes remained?

__________ 34. What is the greatest common divisor of 24 and 36?

__________ 35. Mr. Reyes planted rice in 3 hectares and 2/3 hectare to vegetables. How many

hectares of crops has Mr. Reyes?

__________ 36. Change 5 2/7 to an improper fraction.

__________ 37. Change 107/9 to a mixed number.

__________ 38. In how many ways can you divide a square into

two matching or congruent halves?

__________ 39. What is the perimeter of the figure?

__________ 40. What is the area of the same figure?

__________ 41. Carlo has a rectangular garden 12 m long and 10 m wide. How much will Carlo

spend to fence it if a meter of fencing material costs Php18.50?

__________ 42. What is the largest prime number less than 100?

__________ 43. Write 32 as the sum of two prime numbers.

__________ 44. If May 1 is Thursday, what day is May 31?

__________ 45. How many centuries are in a millennium?

__________ 46. What two factors of 84 have a sum of 19?

__________ 47. A grass lawn is 130 m long and 85 m wide. If a jogger runs around it 12 times,

how many meters will that be?

__________ 48. What is the next term of the pattern: 2, 6, 18, 54, 162, ____?

__________ 49. 13 is a prime number. Reversed, it becomes 31 which is also a prime. Find a two

digit prime number whose reverse is also a prime number.

__________ 50. If 20 is added to 1/3 a number, the result is twice the number. What is the

number?

2012 Math Challenge

Grade 3 Score: ________

Name: ___________________________________ School: _____________________________

Solve and write the answers on the Blank before or below the number.



__________ 3. Write forty-six thousand, five hundred sixty-eight in symbols.

__________ 4. Fill the blank: 43 678 = 40 000 + ______ + 70 + 8.

__________ 5. Write the biggest number you can form using, 1, 3, 6, and 8.


__________ 7. What is the biggest digit you can put in the blank to make 23 _37 < 23 437 a true

sentence?

__________ 8. Miss Garcia asked Tom to bundle 456 popsicle sticks in tens. Tom obeyed. How

many tens was Tom able to bundle?

__________ 9. Write DCLXII in Hindu-Arabic.

__________ 10. What is the value of N in 24, 28, 32, 36, __, N, 48?

__________ 11. If today is March 15, what date will it be 8 days from today?

__________ 12. Subtract 28 from the sum of 35 and 36. What do you get?

__________ 13. Add twice 22 to the difference of 75 and 28.

__________ 14. Susie had Php48.00; Mother gave her Php35 and Father gave her Php42. How

much money had she then?

__________ 15. If I add 25 to my number and multiply the sum by 3, I get 117. What is my

number?

__________ 16. Multiply the difference of 26 and 8 by 4. What do you get?

__________ 17. Dino bought 2 ballpens at Php6.50 each and a pencil case for Php22.00. How

much did he spend?

__________ 18. If Dino gave the cashier Php50.00, how much change did he get?

__________ 19. Divide 54 by 6 and multiply the quotient to the sum of 6 and 8.

__________ 20. Pete has 874 popsicle sticks. He bundled them into groups of 100. How many

bundles was he able to make?

A B C D E


__________ 22. Mother has 2 Php500-bills, 3 Php100-bills and 5 Php10-coins in her purse. How

much money has Mother in her purse?

__________ 23. If 9 x 62 = 558, what is 90 x 620?

__________ 24. Tim gathered 139 eggs from one poultry house and twice as many in a second

house. How many eggs in all did Tim gather?

__________ 25. Oranges cost Php9.00 each. How many can you buy if you have Php100.00?

__________ 26. One section of Grade 3 pupils bought 4 boxes of canned milk. Each box has 48

cans. They put 3 cans in each Christmas package. How many packages did they

have?

__________ 27. A Grade 3 class baked 4 cakes. They cut each into 16 equal pieces. They sold 59

pieces. What fraction of a cake remained?

__________ 28. Write nine and seven-thirteenths in symbols.

__________ 29. What is 7/8 of 64?

__________ 30. There are 54 pupils in a class. Four-ninths of them are girls and 3/8 of the girls

are girl scouts. How many girls in the class are girl scouts?


__________ 32. A farmer sold 3/5 of his chickens. If he had 28 chickens left, how many chickens

had he at first?

__________ 33. 3/8 is equal to how many 64ths?

__________ 34. If

, what is N?

__________ 35. How many segments can you name from ?

__________ 36. A triangle with two sides equal is called an ________ triangle.

__________ 37. A triangle with all angles equal is called __________ triangle.

__________ 38. A school yard is 78 m long and 65 m wide. If you walk thrice around it, how

many meters would it be?

__________ 39. How many complete rounds must a jogger go around the school yard in # 38 to

make sure he has run 2 kilometers?

__________ 40. What unit of measure will you use to measure the distance between two cities?

__________ 41. Tom has a garden 22 m long and 18 m wide. How many meters of fencing

material does he need for it?

__________ 42. If Tom puts the posts of the fence of his garden 2 meters apart, how many posts

will he need?

__________ 43. When Luz and Nina reached the movie house, the guard said the movie started at

7:30. If the movie finished at 9:45, how long did the movie last?

__________ 44. The area of a piece of cartolina is If the width is 18 cm, what is its

length?

__________ 45. The perimeter of a rectangular garden is 62 m. If the length is 5 m longer than

the width, what is the width of the garden?

__________ 46. Four people can sit at a square table, one on each side. How many of the square

tables must be put end to end, to sit 12 people in a rectangular table?

__________ 47.Train stations are 75 km apart. While riding a fast train, Jerry counted 3 stations

in one hour, one at the beginning and the third at the end. How many kilometers

did the train cover in one hour?

__________ 48. Nina bought a box of handkerchiefs and a T-shirt for Php163. If the T-shirt cost

Php15 more than the handkerchiefs, how much did the T-shirt cost?

__________ 49. What two factors of 63 have a sum of 24?

__________ 50. While camping, you leave your tent. You walk 200 m north, turn west and walk

160 m, turn south and walk 150 m. Finally, you turn east and walk 160 m. How

far are you from the tent?

2004 Metrobank-MTAP-DepEd Math Challenge

Grade 3 Score: _________

Name: _____________________________ Division: _________________________________

School: ____________________________________ Time: 80 minutes

Solve each item on scratch paper and write the answer on the blank.

__________ 1. Write seventy-five thousand, three hundred six in figures.


__________ 3. How many prime numbers are there between 40 and 50.

__________ 4. What number does not belong? {14, 16, 20, 24, 28}

__________ 5. What multiple of 100 is nearest to 6349?


__________ 7. What number is 29 more than the product of 26 and 34?

__________ 8. How many Php20-bills are equal to Php1000-bill?

__________ 9. The chairs Luz likes cost Php235 each. How much will a dozen costs?

__________ 10. Which of {} will make 77 + 94 ______ 128 + 33 true?

__________ 11. 43,200 + 2,700 + 850 + 25 is equal to what number?

__________ 12. The underlined 7 in 572 876 is how many times as great as the 7 that is not

underlined?

__________ 13. Choose the smallest from {4000, 5000, 6000, 7000} that will make 8 x ______

> 45,000 true?

__________ 14. A P.E. teacher made 144 pupils from rows of 15. How many are needed to

complete the last row?

__________ 15. A grade 3 class needs Php3,750 for their project for street children. They

already have Php2,345. How much more do they need?

__________ 16. Subtract the sum of 38 and 47 from 200.

__________ 17. Add 43 to the product of 23 and 19 and divide the result by 5.

__________ 18. Which of the following can be divided by 4 and 8? {54, 58, 83, 72, 88}


__________ 20. My uncle is 7 years older than twice my eldest sister. My uncle is 43 years old.

How old is my sister?

__________ 21. Oranges cost Php8 each while apples cost Php7 each. How much will I pay for

five of each kind of fruit?

__________ 22. Mother has four Php100-bills, seven Php50-bills and three Php10-bills in her

purse. How much money has she?

__________ 23. What number can you add to 486 to get 609?

__________ 24. What is the difference between the largest and smallest three digit number?

__________ 25. We need 54 chairs for a party. We now have 29 chairs. How many more do we

need?

__________ 26. Mang Juan picked 175 chicos. He sold 12 dozens and gave the rest to his

family. How many did he give his family?

__________ 27. Nina want shopping. She gave the cashier a Php500-bill and got Php123.50 as

change. How much did she spend?

__________ 28. The perimeter of a square field is 96 m. How long is one side?

__________ 29. What is the area of the field in # 28?

__________ 30. What number is N in 34, 41, 48, 55, ___, N?

__________ 31. Five times Rickys age plus 12 is 62. How old is Ricky?

__________ 32. Which fraction is nearest to 5? {45/8, 54/11, 35/6, 37/7}

__________ 33. 3 m = ________ centimeters?

__________ 34. 4 years = ________ months?

__________ 35. Candies cost 75 centavos each. How many candies can you buy with a Php10-

bill?

__________ 36. George has Php350. He spent 4/7 of it for a book. How much had he left?

__________ 37. Bing and Jacky spent Php89. Bing, Jacky and Pete spent Php128. How much

did Pete spent?

__________ 38. Marios Garden is 18 m long and 12 m wide. How much fencing material does

he need for it?

__________ 39. What is the area of Marios Garden in # 38?

__________ 40. Ben made a bench 115 cm long; Mario made one 12 decimeter long. By how

much is Marios bench longer?

__________ 41. If today is Friday, what day was it 3 days before yesterday?

ABC

D

__________ 42. Nely is 11 years old this year. In what year will she be 18?

__________ 43. What is the ratio of 28 cm to 4 dm?

__________ 44. 3 4/5 is equal to how many tenths?

__________ 45. How many angles can you count from the figure?

__________ 46. Mother changed 2/5 of a Php500-bill for Php10 and the rest for Php5-coins.

How many Php5-coins did Mother get?

__________ 47. I am a two digit number. My tens is two more than my ones and the sum of my

digits is 16. What number am I?

__________ 48. You bought a pair of shoes for Php650. What is the least number of paper bills

that you can use to pay for them?

__________ 49 Lily and Nancy have Php395 together. Nancy has Php25 more than Lily. How

much money Lily has?

__________ 50. Forty-nine pupils went to the fair, fifteen more pupils went to the zoo than to the

fair. How many pupils in all went outing?

MTAP-DepEd Program of Excellence in Mathematics

Grade 3

A. Do you know your units of measurement? Convert the following into what is desired.

1. 3m = ________ dm 9. 7 dm = ________ cm

2. 500 = _________ 10. 3 m = ________ dm

3. 200 cm = __________ m 11. 8 = ________

4. 1500 m = __________ km 12. 1 km = _______ m

5. 4 m = __________ cm 13. 6 = _______

6. 8 dm = _________cm 14. 130 mm = _________ cm

7. 2 1/5 m = _________cm 15. 5 = _______

8.

B. Give orally the unit you will use to measure the following:

1. length of the blackboard 6. height of a flagpole

2. length of the school corridor 7. Length of ballpen

3. length of your padpaper 8. Length of school library

4. thickness of dictionary 9. Distance between two towns

5. distance from house school 10. Diameter of the Earth

C. Find each perimeter and area.

1. _____, _____ 2. ______, _______ 3. ______, ______ 4._____, _______

D. Find the area given the following dimensions. Make your own figure.

1. Rectangular with length of 30 cm and width of 16 cm A = __________

2. Square with side 18 cm A = ___________

3. Right triangle with a base of 17 cm and a height of 13 m A = ___________

4. Square with side 27 cm A = ___________

5. Rectangle with length 8.6 dm and width of 54 cm A = ___________

E. Analyze each problem and then solve it.

1. Nina bought kilo of broccoli and 2 kilos of cauliflower. In all, how many grams of

vegetable did Nina buy?

2. A rectangular school yard is 110 m long and 104 m wide.

a. What is its perimeter?

b. How many times do you need to walk around it completely to be sure you have

walked

(i) 1 kilometer? (ii) 2 kilometers?

3. Rhia made a table cover 2 long? How long is the table cover in cm? If the cover is 1 m

wide, what is the perimeter of the table cover?

4. Dino started studying at 6:15 p.m. How many minutes did he study?

5. Ana and Vicky went to see a play. They arrived at 8:15 p.m. and the doors were closed.

The guard told them they were 30 minutes late. What time did the play start?

6. A grass lawn is 56 m long and 48 m wide. There are 4 flower plots near the 4 corners of

the lawn. Each is 8 m by 5 m . What is the area of one plot? What is the area of the 4

plots? What is the area of the grass?

7. The perimeter of a rectangular garden is 48 meter. If the length is 13 m, what is its

a. width? b.length?

8. The area of a piece of cartolina is . If the width is 18 cm, what is its length?

Challenge!!!

1. A film is 45 minutes long. It was shown to Grade 3 to 6 pupils. Because the room is not

big enough, one grade at a time saw it. The showing began at 1:00 pm. What time did it

end if 10 minutes is needed between each showing for rewinding the film and changing

the audience?

2. Father has a garden with an area of 48 square meters. What could be the length and width

of Fathers garden?

3. From a piece of tape 12 m long, how many pieces, 7 cm long can be cut?

4. The perimeter of a rectangular garden is 62 m. If the length is 5 m longer than the width,

find the area of the garden.

B. 1. Suppose you want to cook an egg for 5 minutes. You have no watch but you have two

sand-filled timers, one for 2 minutes and the other for 9 minutes. How will you use them

to get 5 minutes?

2. Using a 3-minute and a 7-minute timers how can you measure any number of minutes

from 1 to 10?

3. A cell of a certain bacterium divides in two every 30 minutes. In 3 hours, how many cells

will a single cell produce?

Long ago, Goldbach, a mathematician, discovered that he could write any even number

as the sum of two prime numbers, sometimes in more than one way. But, he could not

prove up to present, no one has been able to prove. So, this problem has been called

Goldbachs Conjecture.

Example: 8 = 3 + 5; 10 = 5 + 5 = 3 + 7; 12 = 5 + 7

4. Express each of the following even numbers as the sum of two primes in as many ways

as you can. Which of them can you express in more than one way?

a. 16 b. 20 c. 24 d. 36 e. 32 f. 48 g. 52

5. Some odd numbers can also be written as the sum of two prime numbers.

Example: 25 = 2 + 23

Express each of the following odd numbers as the sum of two prime numbers if you can.

Can you see when you can do it?

a. 21 b. 27 c. 15 d. 35 e. 65 f. 39 g. 45

6. 24, 25, 26, 27, 28 are 5 consecutive 2- digit composite numbers.

a. Find 3 sets of 3 consecutive 2-digit composite numbers.

b. Find 2 sets of 4 consecutive 2-digit composite numbers.

7. Roy bought a T-shirt for Php150 while Pete bought one for Php120. The two boys had

the same amount of money left. If Pete spent half of his money, how much did each boy

have at first?

8. After driving 2 hours for Baguio, Mike and his companions stopped for lunch. After

lunch, they continue on their way for another 1 hours. If it took them 5 hours in all to

reach Baguio, how many minutes did they stop for lunch?

9. Mangoes cost Php85 a kilo or 3 kilos for Php240. How much will you save if you buy 6

kilos at one time rather than 1 kilo 6 times?

10. Dannys weekly allowance is twice that of his brother tom. Together they have Php975.

What is Dannys weekly allowance?

11. A man and his 3 sons work in their field. The father cultivates 1/3 of the field and each

son 1/6 of the field. What part of the field is not cultivated?

12. In a mall, I spent half the money in my wallet for a shirt. I bought 3 hankies at Php55

each in another store. When I counted my money, I had exactly Php75.50 left. How much

money did I have in my wallet at first?

13. What is the product of the first 5 prime numbers?

MTAP-DepEd program of Excellence in Mathematics

Grade 3 Session 6

I. A. Write the time in figures correctly in figures.

1. Ten minutes before seven _________ 6. Half past noon time _________

2. A quarter after eight _________ 7. A minute before nine _________

3. A quarter past midnight _________ 8. 45 minutes before two _________

4. Twenty minutes to eleven _________ 9. 3 hours after six _________

5. Half an hour after ten _________ 10. Five minutes to three _________

B. Write the time using the a.m. or p.m.

1. an hour after 12 noon _________ 4. 3:00 after midnight _________

2. 2 hours after 12 midnight _________ 5. 4:00 in the morning _________

3. 30 minutes past midnight _________ 6. 2 hours before noon time _________

7. 10 minutes past 1 in the afternoon _________

8. a quarter past nine in the evening _________

C. How much time between: (indicate hours and minutes)

1. 1:35 to 2:45 _________ 7. 10:10 to 12:05 _________

2. 4:15 to 6:50 _________ 8. 11:45 to 1:15 _________

3. 6:10 to 8:05 _________ 9. 8:20 to 11:35 _________

4. 2:00 to 5:25 _________ 10. 4:20 to 6:55 _________

5. 2:30 to 4:50 _________ 11. 12:20 to 4:40 _________

6. 3:45 to 6:05 _________ 12. 7:40 to 10:10 _________

D. Analyze then solve each problem.

1. Our class starts at 7:15 a.m. and ends at 1:30 p.m. How much time do we spend in

school?

2. My brother studies from 5:30 p.m. to 8:30 p.m. How long does he study his lessons?

Express the time in hours and minutes.

3. Our bus which left the terminal at 2:30 p.m. After a six hour trip, we finally reached

Baguio. What time did we arrive there?

4. What does a. 16:00 b. 21:15 hours stand for in a digital clock?

6. The Balagtasan started at 3:00 in the afternoon and finished at 6:45 in the evening. How

long did the contest last?

7. At the railway station, the next train scheduled to leave at 20:00 hours. What time will

that be?

8. The school had its educational tour last Friday. The group left at 6:45 a.m. and came back

at 5:50 p.m. How long did the tour last?

E. Complete the information below.

1. 1 hour = _________ seconds 7. 10 hours = _________ minutes

2. 15 days = _________ hours 8. 96 hours = _________ days

3. _________ weeks = 6 months 9. 30 years = _________ decades

4. 8 years = _________ months 10. 100 years = _________ century

5. _________ days = 7 weeks 11. _________ decades = 1 century

6. _________ hours = 10 days 12. _________ years = 1 millenium