Steps/Vocabulary
Simplify Fractions
Add Unlike Denominators
Subtract Unlike Denominators
100

What is the 2nd step when adding/subtracting fractions with unlike denominators?

Make the denominators the same (with the common multiple)

100

4/12

1/3

100

2/36 + 3/9 =

30/36

100

5/10 - 1/3 =

1/6

200

What is the 3rd step when adding and subtracting fractions with unlike denominators?

Add or subtract

200

44/77

4/7

200

1/8 + 3/5 =

29/40

200

8/9 - 3/27 =

7/9

300

What is an improper fraction?

A fraction with a numerator that is greater than the denominator

300

54/72

3/4

300

2/9 + 3/10 =

47/90

300

2/4 -3/6 =

0

400

What is a mixed number?

A whole number and a fraction

400

84/112

3/4

400
10/15 + 3/9 =
135/135
400

7/8 - 1/5 =

27/40

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