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Multiply and Divide Fractions and Decimals Review

Multiply and Divide Fractions and Decimals Review

Assessment

Presentation

Mathematics

7th Grade

Medium

CCSS
6.NS.B.3, 6.NS.A.1, 5.NF.B.6

+2

Standards-aligned

Created by

Katelyn Lee

Used 246+ times

FREE Resource

7 Slides • 11 Questions

1

Multiply and Divide Fractions and Decimals Review

2

​Multiplying Decimals

  • ​No need to line up your decimals.

  • ​Multiply like you would whole numbers.

  • ​Count the total number of decimal places.

  • ​Place decimal in the answer that many decimal places.

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3

​Examples

4

Fill in the Blank

Type answer...

5

Fill in the Blank

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6

​Dividing Decimals

  • ​Move the decimal from the front number to become a whole number

  • ​Move the decimal for the inside number the same amount of places

  • ​Place the decimal above where it is

  • ​Divide as usual

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7

​Examples

8

Fill in the Blank

Type answer...

9

Fill in the Blank

Type answer...

10

Multiple Choice

What is 365\frac{36}{5}  as a mixed number?

1

8 458\ \frac{4}{5}  

2

7 157\ \frac{1}{5}  

3

735\frac{7}{35}  

4

6 356\ \frac{3}{5}  

11

Multiple Choice

What is  1 231\ \frac{2}{3}  as an improper fraction?

1

123\frac{12}{3}  

2

132\frac{13}{2}  

3

63\frac{6}{3}  

4

53\frac{5}{3}  

12

​Multiplying Fractions

  • ​Turn an mixed numbers into an improper fraction.

  • ​Multiply your numerators together.

  • ​Multiply your denominators together.

  • ​Simiply your answer if possible.

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13

Multiple Choice

45×23=\frac{4}{5}\times\frac{2}{3}=  

1

68\frac{6}{8}  

2

1012\frac{10}{12}  

3

815\frac{8}{15}  

4

35\frac{3}{5}  

14

Multiple Choice

2 12×3=2\ \frac{1}{2}\times3=  

1

2 122\ \frac{1}{2}  

2

6 126\ \frac{1}{2}  

3

5 125\ \frac{1}{2}  

4

7 127\ \frac{1}{2}  

15

​Dividing Fractions

  • Keep the first fraction.

  • Change the division to multiplication.

  • Flip the numerator and denominator of the second fraction.

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16

Multiple Choice

712÷12=\frac{7}{12}\div\frac{1}{2}=  

1

724\frac{7}{24}  

2

1 161\ \frac{1}{6}  

3

96\frac{9}{6}  

4

2 132\ \frac{1}{3}  

17

Multiple Choice

What is the first thing you should do before solving this equation?

5 14÷2 17=5\ \frac{1}{4}\div2\ \frac{1}{7}=  

1

keep, change, flip

2

change the mixed numbers to improper fractions

3

divide the whole numbers

4

find a common denominator

18

Multiple Choice

2 16÷1 67 =2\ \frac{1}{6}\div1\ \frac{6}{7\ }=  

Don't forget to simplify.

1

1 161\ \frac{1}{6}  

2

1 131\ \frac{1}{3}  

3

1 671\ \frac{6}{7}  

4

16942\frac{169}{42}  

Multiply and Divide Fractions and Decimals Review

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