# PERCENT

by: Charmaine C and Julie I

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*! *

**100% is everything 100/100**

**50% is 50/100 or 1/2 = TO FIND 50%, YOU CAN DIVIDE IT BY 2**

**10% IS 10/100 or 1/10 = TO FIND 10%, YOU CAN DIVIDE IT BY 10**

**25% 25 out of 100 or 25/100 = 1/4, TO FIND 25% YOU CAN DIVIDE BY 4**

**Convertion :**

**Percent --> Fraction**

- %/100 89% 89/100

**Percent --> Decimal**

- percent number divided by 100

% ÷ 100

EXAMPLE : 89% ÷ 100 = .89

**Percent --> Ratio**

- numerator : denominator

percent /100

100 - percent = part 2

(part 1)

**Fraction --> Percent**

- numerator divided by denominator = ANSWER x 100 = percent

EXAMPLE : 3 divided by 4 x 100 = 75%

**Decimal --> Percent**

- decimal multiply by 100

EXAMPLE : .42 x 100 = 42%

**Ratio --> Percent**

- part 1 : part 2

numerator / denominator = decimal x 100 = percent

**Percent Questions :**

**1.) What is 20% of 156?**

100/100 = 1

156/100 = 1.56

1.56 x 20 = 31.2

31.2/156 = 0.2

20/100 = 0.2

**2.) 30 is 29% of what number?**

29/29 = 1

30/29 = 1.034

1.034 x 100 = 103.4

**3.) 44 is what percent of 62?**

60/41 = __ /100

60 divided by 41 = 1.46 x 100 = 146.3

60/41 = 1.46

146.3/100 = 1.46

>>

MATH UNPROJECT

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