Decomposing & Equivalent Fractions Review

Vocabulary

100

What is a fraction?

part of a whole

200

What is the top number of the fraction (the part) called?

numerator

300

What is the bottom number (the whole) of the fraction called?

denominator

400

What does decompose mean?

to break down

500

What type of fraction always has the numerator 1?

a unit fraction

Adding

100

3/9 + 5/9

8/9

200

6/6 - 1/6

5/6

300

35/78 + 37/78

72/78

400

75/127 +27/127

102/127

500

62/198 + 72/198

134/198

Subtraction

100

8/9 - 3/9

5/9

200

7/9 - 4/9

3/9

300

35/67 -26/67

9/67

400

102/124 - 71/124

31/124

500

172/208 - 75/208

97/208

Equivalent & Decomposing

100

True or false: 2/12 is equivalent to 6/36

True

200

Write an equivalent fraction for 3/4

answers may vary

300

Write two equivalent fractions for 1/2 and 5/8 with a common denominator of 16

8/16 and 10/16

400

Decompose 6/9 as an addition equation using unit fractions only.

1/9 + 1/9 + 1/9 + 1/9 + 1/9 + 1/9 = 6/9

500

Decompose the following fraction without using unit fractions: 7/12

possible answers: 1/12 + 6/12 or 5/12 + 2/12 or 3/12 + 4/12

Add or Subtract

100

6/13 + 3/13

9/13

200

7/9 - 5/9

2/9

300

35/76 + 27/76

62/76

400

99/100 - 64/100

35/100

500

346/757 - 259/757

87/757