Ch. 2 Lesson 1-3 Review

Ch. 2 Lesson 1-2 Review

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Ch. 2 Lesson 1

Step 1: Change decimal to fraction-put over 10, 100, 1,000

Step 2: Simplify using calculator

Multiple Choice

Write each decimal as a fraction or mixed number in SIMPLEST FORM.

0.6

• $\frac{6}{10}=\frac{3}{5}$

• $\frac{6}{100}=\frac{3}{50}$

• $\frac{10}{6}=1\ \frac{2}{3}$

Multiple Choice

Write each decimal as a fraction or mixed number in SIMPLEST FORM.

0.08

•  $\frac{8}{10}=\frac{4}{5}$ 

•  $\frac{8}{100}=\frac{2}{25}$ 

•  $\frac{100}{8}=12\ \frac{1}{2}$ 

Multiple Choice

Write each decimal as a fraction or mixed number in SIMPLEST FORM.

0.35

•  $\frac{53}{100}$ 

•  $\frac{100}{35}=2\ \frac{6}{7}$ 

•  $\frac{35}{100}=\frac{7}{20}$ 

Write a Fraction as a Decimal

Step 1: Using your calculator: do the numerator divided by denominator

Multiple Choice

Write each fraction as a decimal.

 $\frac{3}{20}$  

• 15.0

• 0.320

• 0.15

Multiple Choice

Write each fraction as a decimal.

 $\frac{66}{200}$  

• 66.200

• 0.33

• 200.33

Multiple Choice

Write each fraction as a decimal.

 $9\ \frac{2}{5}$  *this is a mixed number*

• 0.4

• 4.0

• 9.4

Percent as a Fraction

Step 1: put percent as a fraction over 100

Step 2: simplify using the calculator

Multiple Choice

Write each percent as a fraction in SIMPLEST FORM.

50%

•  $\frac{50}{100}$  

•  $\frac{1}{2}$  

•  $\frac{5}{10}$  

Multiple Choice

Write each percent as a fraction in SIMPLEST FORM.

75%

•  $\frac{3}{4}$  

•  $\frac{75}{100}$  

•  $\frac{15}{20}$  

Multiple Choice

Write each percent as a fraction in SIMPLEST FORM.

68%

•  $\frac{34}{50}$  

•  $\frac{17}{25}$  

•  $\frac{68}{100}$  

Fraction to a Percent

Step 1: Simplified on calculator

Step 2: change to a fraction over 100 by multiplying

Step 3: change to percent

Multiple Choice

Write each fraction as a percent.

 $\frac{18}{25}$  

• 702%

• 18%

• 72% 

Multiple Choice

Write each fraction as a percent.

 $\frac{1}{10}$ 

• 110%

• 10%

• 1%

Multiple Choice

Write each fraction as a percent.

 $\frac{4}{5}$ 

• 80%

• 50%

• 40%