exercise 68 100 17 25 rename as an equivalent fraction with a denominator of 100

$: Exercise 68 100 17 25 Rename as an equivalent fraction with a denominator of 100$
ExerciseExercise

6810068

100

17251725

Rename as an equivalent fraction with a denominator of 100.


3434

ExerciseExercise

7510075

100



7207

20



ExerciseExercise

3510035

100

0.520.52

13251325

Write the fraction as a decimal.Write the fraction as a decimal.

ExerciseExercise

0.60.6

3535

Write the fraction as a decimal.Write the fraction as a decimal.

ExerciseExercise

A percent is a ratio of a number to one hundred. The symbol for percent is %.

A percent is a ratio of a number to one hundred. The symbol for percent is %.

PercentPercent

75%75% 7510075

100== 3 x 25

4 x 253 x 254 x 25

== 3434

==

Converting a Percent to a Fraction

Converting a Percent to a Fraction

1. Express the percent as a fraction with the number over 100.

2. Reduce the fraction to lowest terms.

88%88% 8810088

100== 22 x 4

25 x 422 x 425 x 4

== 22252225

==

Express 88% as a fraction in lowest terms.Express 88% as a fraction in lowest terms.

Example 1Example 1

37.510037.5100

==

37.5 x 10100 x 1037.5 x 10100 x 10

==

3838

==

Express 37 % as a fraction in lowest terms.Express 37 % as a fraction in lowest terms.

1212

37 %37 %1212

= 37.5 %= 37.5 %

3751,000375

1,000==

375 ÷ 1251000 ÷ 125375 ÷ 125

1000 ÷ 125==

Example 2Example 2

2152

15==

Express 13 % as a fraction in lowest terms.Express 13 % as a fraction in lowest terms.

1313

13 %13 %1313

13

100

13

100==

1313 13 ÷ 10013 ÷ 100

1313==

403

403

== xx 1

1001

100

22

55

Example 3Example 3

17501750

Write 34% as a fraction.Write 34% as a fraction.ExampleExample

22752275

Write 29 % as a fraction.Write 29 % as a fraction.1313

ExampleExample

Converting a Percent to a Decimal

Converting a Percent to a Decimal

1. Replace the percent sign with ÷ 100 (per hundred).

2. Move the decimal point two places to the left to divide by 100.

= 0.08= 0.08

Express 8% as a decimal.Express 8% as a decimal.

8%8% = 8 ÷ 100 = 8 ÷ 100

Example 4Example 4

= 0.3225= 0.3225

Express 32 % as a decimal.Express 32 % as a decimal.

= 32.25%= 32.25%

1414

32 %32 %1414

= 32.25 ÷ 100= 32.25 ÷ 100

Example 5Example 5

Write 17 % as a decimal.Write 17 % as a decimal.1212

0.1750.175

ExampleExample

Write 8 % as a decimal.Write 8 % as a decimal.2323

0.0860.086

ExampleExample

Write % as a decimal.Write % as a decimal.4545

0.0080.008

ExampleExample

Converting a Decimal to a Percent

Converting a Decimal to a Percent

1. Multiply by 1 in the form 100%.

2. Move the decimal point two places to the right. Affix the percent symbol.

= 240%= 240%

Express 2.4 as a percent.Express 2.4 as a percent.

2.42.4 = 2.4(100%) = 2.4(100%)

Example 6Example 6

19%19%Write 0.19 as a percent.Write 0.19 as a percent.ExampleExample

230%230%Write 2.3 as a percent.Write 2.3 as a percent.ExampleExample

If the denominator of a fraction is 100, you can use the percent symbol instead of dividing by 100.

If the denominator of a fraction is 100, you can use the percent symbol instead of dividing by 100.

4310043

100= 43%

4545

Express as a percent.Express as a percent.3203

203

203

203 x 5

20 x 53 x 5

20 x 5==

= 15%= 15%

1510015

100==

1510015

100

Example 7Example 7


Example 8Example 8

0.8750.8758 7.0008 7.0000.8750.875

6 46 460605656

40404040 0 0

= 87.5%= 87.5%

Example 8Example 8


2.52.52 5.02 5.02.52.5

441010101000

= 250%= 250%

Example 9Example 9


125

12

12 5.0012 5.000.410.41

4.84.82020121288

0.410.418

128

12 = 0.41= 0.412323

= 41 %= 41 %2323

Example 10Example 10

Use a proportion to express as a percent.Use a proportion to express as a percent.

5858

Example 11Example 11

Write as a percent.Write as a percent.3434 75%75%

ExampleExample

Write as a percent.Write as a percent.5252 250%250%

ExampleExample

Write as a percent.Write as a percent.5959

55 %55 %5959 = 55.5%= 55.5%

ExampleExample

exercise 68 100 17 25 rename as an equivalent fraction with a denominator of 100

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