maths computer aided learning n.c.r.e.t

MATHSCOMPUTER AIDED

LESSON

SWATI RAMESH KUDALKARROLL NO. : 18

CLASS : D.EL.ED. I (ENGLISH)

YEAR : 2014-2015

Year Number of Rabbits observed2001 1002002 1802003 3202004 2402005 120

1) In the year 2003, how many rabbits were observed?2) From which year, number of rabbits started decreasing?

Batsman Runs Balls faced

Sehwag 45 62

Tendulkar 55 70

Dravid 37 53

Dhoni 22 41

Harbhajan 35 58

1) Who was the highest run scorer?2) Who faced 41 balls in the match?

Std: VISub: Maths

04/03/15

A Bar Graph

• A bar graph is a graphical display of data using bars of different heights.

BAR GRAPH

• These bars can be horizontal or vertical.

HaldiaKutch

Mathura

Mumbai

BarauniKoya

li0

1

2

3

4

5

6

7

8

Oil Refineries

Prod

uctio

n of

Oil

(in La

kh T

onne

s)

Monday

Tuesday

Wednesday

Thursday

Friday

Saturday

0 10 20 30 40 50 60

Number of shirts sold

Days

012345678

Oil Refineries

Prod

uctio

n of

Oil

(in L

akh

Tonn

es)

Std: VISub: Maths

04/03/15

A Bar Graph• 1 unit length equals to 1 lakh tonnes.

• Highest oil producing refinery - Mathura• Lowest oil producing refinery - Haldia

Monday

Tuesday

Wednesday

Thursday

Friday

Saturday

0 10 20 30 40 50 60

Number of shirts sold

Days

15

35

55

Sale of shirts in a ready made shop

Std: VISub: Maths

04/03/15A Bar Graph

• Bar graph title- ‘Sale of shirts’• 1 unit length equals to 5 shirts• 35 shirts were sold on - Thursday• Total number of shirts sold on Wednesday- 20 shirts• Difference in number of shirts sold between Monday and Thursday - 20 shirts

Hindi English Maths Science Geography0

102030405060708090

Subjects

Mar

ksMarks obtained by Neha in half yearly exam

a) What is the scale of this graph?Ans. 1 unit length equals to 10 marks

Hindi English Maths Science Geography0102030405060708090

Subjects

Mar

ks

b) Name the subject in which Neha has scored the maximum marks.Ans. Hindi

Hindi English Maths Science Geography0102030405060708090

Subjects

Mar

ks

c) How many marks did she score in Maths?Ans. 70 marks

Hindi English Maths Science Geography0102030405060708090

Subjects

Mar

ks

d) Arrange the marks scored in different subjects in descending order. Ans. 80, 70, 60,50, 40

What is the total number of students who scored 60 and below in the test? 7 students

0

1

2

3

4

5

6

Fruits

Num

ber o

f stu

dent

s Apple

Banana

Grapes

Oranges

Chickoo

Strawberry

Fill in the blanks:1. _____ students voted for Grapes.

(2, 4, 3)

0

1

2

3

4

5

6

Fruits

Num

ber o

f stu

dent

s Apple

Banana

Grapes

Oranges

Chickoo

Strawberry

Fill in the blanks:1. ____ students voted for Grapes.

( 2 , 4, 3)

2. Orange and _________ had the same number of votes. (Apple, Chickoo, Strawberry)

0

1

2

3

4

5

6

Fruits

Num

ber o

f stu

dent

s Apple

Banana

Grapes

Oranges

Chickoo

Strawberry

Fill in the blanks:1. 2 students voted for Grapes. ( , 4, 3)

2. Orange and _________ had the same number of votes. (Apple, Chickoo, Strawberry)3. ___________ fruit had the most votes.( Banana, Apple, Grapes)

0

1

2

3

4

5

6

Fruits

Num

ber o

f stu

dent

s Apple

Banana

Grapes

Oranges

Chickoo

Strawberry

Fill in the blanks:1. 2 students voted for Grapes. ( , 4, 3)

2. Orange and Strawberry had the same number of votes. (Apple, Chickoo, )3. _________ fruit had the most votes.

(Banana, Apple, Grapes)

Draw a bar graph representing your marks scored in

different subjects in the last exam.