bits and pieces by: big dawg group. copyright © 2000 by monica yuskaitis

Bits and Pieces Bits and Pieces

By: Big Dawg Group


ObjectivesObjectives

Convert percents to decimalsExpress parts of a whole as a

decimal, fraction, and percent


Problem of the DayProblem of the DaySam bought 8 baseball caps, one for each of

her eight friends, for $ 8.95 each. The cashier charged her an additional $12.07 in sales tax. She left the store with a measly

$ 6.28. How much money did Sam start with?

Work with your group to work the problem.Using illustrations, numbers, or words,

show your group’s work on chart paper.


DefinitionDefinition “Cent” comes from the Latin and means 100.

Many words have come from the root cent such as century, centimeter,centipede, & cent.


Percent and MoneyPercent and Money We write our change from a dollar in hundredths.

If you understandmoney, learning percents is a breeze.


Comparing Money & PercentsComparing Money & Percents $ .50 is ½ of a dollar 50% also means ½

50¢

50¢

=$1.00


Comparing Money & PercentsComparing Money & Percents 50% means ½ 50% of 6 stars is 3 stars

=50% of


Comparing Money & PercentsComparing Money & Percents

50% .5050100

12= = =

Decimal FractionFraction

SimplifiedPercent


50 % Means50 % Means50 parts out of 100 or 50 hundredths.

1 2 3 4 5 6 7 8 9 10

11 12 13 14 15 16 17 18 19 20

21 22 23 24 25 26 27 28 29 30

31 32 33 34 35 36 37 38 39 40

41 42 43 44 45 46 47 48 49 50

51 52 53 54 55 56 57 58 59 60

61 62 63 64 65 66 67 68 69 70

71 72 73 74 75 76 77 78 79 80

81 82 83 84 85 86 87 88 89 90

91 92 93 94 95 96 97 98 99 100


Comparing Money & PercentsComparing Money & Percents $ .25 is ¼ of a dollar 25% also means ¼

=$1.00

25¢

25¢

25¢

25¢


Comparing Money & PercentsComparing Money & Percents 25% means ¼ 25% of 8 lemons is 2 lemons

=25% of



25% .2525100

14= = =


SimplifiedPercent



1 2 3 4 5 6 7 8 9 10

11 12 13 14 15 16 17 18 19 20

21 22 23 24 25 26 27 28 29 30

31 32 33 34 35 36 37 38 39 40

41 42 43 44 45 46 47 48 49 50

51 52 53 54 55 56 57 58 59 60

61 62 63 64 65 66 67 68 69 70

71 72 73 74 75 76 77 78 79 80

81 82 83 84 85 86 87 88 89 90

91 92 93 94 95 96 97 98 99 100


Comparing Money & PercentsComparing Money & Percents $ .10 is 1/10 of a dollar 10% also means 1/10

=$1.00

10¢

10¢

10¢

10¢

10¢

10¢

10¢

10¢

10¢

10¢


Comparing Money & PercentsComparing Money & Percents 10% means 1/10 10% of 10 ice creams is 1 ice cream

=10% of



10% .1010100

110= = =


SimplifiedPercent



1 2 3 4 5 6 7 8 9 10

11 12 13 14 15 16 17 18 19 20

21 22 23 24 25 26 27 28 29 30

31 32 33 34 35 36 37 38 39 40

41 42 43 44 45 46 47 48 49 50

51 52 53 54 55 56 57 58 59 60

61 62 63 64 65 66 67 68 69 70

71 72 73 74 75 76 77 78 79 80

81 82 83 84 85 86 87 88 89 90

91 92 93 94 95 96 97 98 99 100


Partner ActivityPartner ActivityWork with your partner to answer the

following questions. Make sure you and your partner are able to defend and explain your answer.

We learned that 10% is equal to .10 (ex: 10% of a dollar is equal to .10 / 10 cents/ 1 dime)

What is 5% of a dollar? How would you express this percent as a decimal and a fraction? You may use illustrations, numbers, or words to explain your problem


CreditsCredits Illustrations from:

Corel Gallery by Corel Corp.Broderbund ClipArt T/Maker Co.Clipart from “Microsoft Clip Gallery” located on the Internet at http://cgl.microsoft.com/clipgallerylive/default.asp

bits and pieces by: big dawg group. copyright © 2000 by monica yuskaitis

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