Steps
Unlike Denominators Easy
Similar Denominators
Dividing fractions
Multiplying fractions
100

What is the 1st step when solving addition and subtraction problems with unlike denominators?

Find a common denominator.

100

1/4 + 2/6

7/12

100

3/5 - 1/5 =

2/5

100

1/4 ÷ 2/5 =

5/8

100

1/2 X 3/4

3/8

200

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

Find equivalent fractions using the new denominator.

200

5/6 - 1/4 =

7/12

200

2/4 + 3/4=

1 1/4

200

1/3 ÷  2/3 =

1/2

200

2/5 X 7/9

14/45

300

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

Add or subtract the numerators.

300

2/5 - 1/6 =

7/30

300

5/10 - 1/10 =

2/5

300

1/4 ÷ 3/5 =

5/12

300

9/12 X 7/4

1 5/16

400

What is the 4th step when adding and subtracting fractions with unlike denominators?

Change improper fractions to mixed numbers.

400
3/5 + 1/8 =
29/40
400

4/8- 3/8 =

1/8

400

5/6 ÷  1/8 =

6 2/3

400

12/9 X 9/11

1 1/11

500

What is the 5th step when adding and subtracting fractions with unlike denominators?

Simplify/Reduce

500
1/5 + 1/4 =
9/20
500

20/60 + 30/60 =

5/6

500

4/8 ÷  6/2 =

1/6

500

12/7 X 5/12

5/7

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