This document defines percent as "of one hundred" and provides examples of converting between percentages, decimals, and fractions. It explains that to find the percent of a whole number, you multiply the number by the decimal equivalent of the percentage. A four-step process is outlined: 1) recognize "of" means to multiply, 2) change the percent to a decimal, 3) perform the multiplication, 4) place the decimal in the answer. Examples are provided of finding 20%, 40%, and 60% of various whole numbers.

1. Percent II by Monica Yuskaitis

2. Definition Percent can be defined as “of one hundred.” 100 of

3. 20 % Means 20 parts out of 100 or 20 hundredths. 100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1

4. Percents Have Equivalents in Decimals and Fractions 20% .20 = = = Decimal Fraction Fraction Simplified Percent 20 100 1 5

5. How to Find the Percent of a Whole Number The first thing to remember is “of” means multiply in mathematics. of = x

6. How to Find the Percent of a Whole Number Step 1 - When you see a percent problem you know when you read “of” in the problem you multiply. 25% of 200 x

7. How to Find the Percent of a Whole Number Step 2 – Change your percent to a decimal and then move it two places to the left. 25% x 200 . .

8. How to Find the Percent of a Whole Number Step 3 – Multiply just like a regular decimal multiplication problem. 200 x . 25 1000 +400 5000

9. How to Find the Percent of a Whole Number Step 4 – Place the decimal point 2 places to the left in your answer. 200 x . 25 1000 +400 5000 .

10. What is the percent of this number? 820 x . 20 000 +1640 16400 . 20 % of 820 . . x

11. What is the percent of this number? 725 x . 40 000 +2900 29000 . 40 % of 725 . . x 2 1

12. What is the percent of this number? 692 x . 60 000 +4152 21520 . 60 % of 692 . . x 1 5