percent i by monica yuskaitis. copyright © 2000 by monica yuskaitis definition percent can be...
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Percent IPercent I
by Monica Yuskaitis
Copyright © 2000 by Monica Yuskaitis
DefinitionDefinition Percent can be defined as “of one hundred.”
100of
Copyright © 2000 by Monica Yuskaitis
DefinitionDefinition “Cent” comes from the Latin and means 100.
Many words have come from the root cent such as century, centimeter,centipede, & cent.
Copyright © 2000 by Monica Yuskaitis
DefinitionDefinition The letter C in Roman Numerals stands for 100 or “cent”.
CCC means threehundred.
Copyright © 2000 by Monica Yuskaitis
Percent and MoneyPercent and Money We write our change from a dollar in hundredths.
If you understandmoney, learning percents is a breeze.
Copyright © 2000 by Monica Yuskaitis
Comparing Money & PercentsComparing Money & Percents $ .50 is ½ of a dollar 50% also means ½
50¢
50¢
=$1.00
Copyright © 2000 by Monica Yuskaitis
Comparing Money & PercentsComparing Money & Percents 50% means ½ 50% of 6 stars is 3 stars
=50% of
Copyright © 2000 by Monica Yuskaitis
Comparing Money & PercentsComparing Money & Percents
50% .5050100
12= = =
Decimal FractionFraction
SimplifiedPercent
Copyright © 2000 by Monica Yuskaitis
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
Copyright © 2000 by Monica Yuskaitis
Comparing Money & PercentsComparing Money & Percents $ .25 is ¼ of a dollar 25% also means ¼
=$1.00
25¢
25¢
25¢
25¢
Copyright © 2000 by Monica Yuskaitis
Comparing Money & PercentsComparing Money & Percents 25% means ¼ 25% of 8 lemons is 2 lemons
=25% of
Copyright © 2000 by Monica Yuskaitis
Comparing Money & PercentsComparing Money & Percents
25% .2525100
14= = =
Decimal FractionFraction
SimplifiedPercent
Copyright © 2000 by Monica Yuskaitis
25 % Means25 % Means25 parts out of 100 or 25 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
Copyright © 2000 by Monica Yuskaitis
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¢
Copyright © 2000 by Monica Yuskaitis
Comparing Money & PercentsComparing Money & Percents 10% means 1/10 10% of 10 ice creams is 1 ice cream
=10% of
Copyright © 2000 by Monica Yuskaitis
Comparing Money & PercentsComparing Money & Percents
10% .1010100
110= = =
Decimal FractionFraction
SimplifiedPercent
Copyright © 2000 by Monica Yuskaitis
10 % Means10 % Means10 parts out of 100 or 10 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
Copyright © 2000 by Monica Yuskaitis
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