Fraction Review

Fraction Basics

100

What part of a fraction is the numerator and what part of the fraction is the denominator?

top is numerator

bottom is denominator

200

What is the simplest form of the fraction 3/12?

1/4

300

Convert the fractions   23/3 into a mixed number.

7   2/3

400

Convert the mixed number 5    7/8  into an improper fraction. 

47/8

500

Compare the two using >,  <, or =.

32/5                  4    1/2

32/5     >    4   1/2

Adding Fractions

100

True or false: When adding fractions you have to find a common denominator first.

True

200

What would be the least common denominator for the fractions   1/3 and 1/4 ?

12

300

Choose all of the following that would be a common denominator for 1/2 and 1/6.

a. 4

b. 6

c. 12

d. 18

b, c, d

400

1/3  +   3/6   =  ?

5/6

500

4   4/5    +   3    1/3   =   ?

4    17/15    or     5  2/15

Subtracting Fractions

100

True or false: to subtract fractions you need to find a common denominator.

True

200

115/ 9 - 9/9 = ?

106/9

300

2/3 - 2/24 = ?

14/24

400

5/6 -  2/7  = ?

23/42

500

2  1/2  - 1  1/3  = ?

1   1/6

Multiplying Fractions

100

True or false: to multiply fractions you need to find a common denominator.

false

200

2/6   x    3/10   = ?

6/60   or  1/10

300

13/12   x  6/3   = ?

78/36

400

42/7  x  16/ 3   = ?

672/21

500

199/3  x  24/13  = ?

4776/39

Dividing Fractions

100

true or false: when you divide fractions you need to find a common denominator.

false

200

6 /     1/3   =  ?

18

300

1/5   /   4  = ?

1/20

400

3/9   /   2/3  = ?

9/18 or 1/2 

500

7/9   /    5/6   = ?

42/45