+/- with Like Denominators

+/- with Like Denominators

+/- with Unlike Denominators

Adding Mixed Numbers with Unlike Denominators

Vocabulary for Working with Fractions

100

1/6 + 4/6

5/6

100

1/4 + 5/8

7/8

100

4 1/6 + 9 2/3

13 5/6

100

Answers must be ___________. (Hint: This is the last step you should always complete when working with fractions.)

Simplified

200

3/4 - 1/4

1/2

200

2/5 + 1/2

9/10

200

8 1/4 + 8 5/6

17 1/12

200

12/7 is an example of an _______________. This is not in the simplest form!

improper fraction

300

9/10 - 7/10

1/5

300

7/12 - 1/2

1/12

300

8 4/6 + 4 3/5

13 4/15

300

Fractions must have the same _________ before adding or subtracting. (Hint: This is the 1st step when adding or subtracting fractions)

denominator

400

2 + 4/12

2 1/3

400

5/6 - 2/12

3/4

400

8 7/9 + 2 2/3

11 12/27

400

Use __________ fractions after finding the LCM or common denominator before adding or subtracting. (Hint: This is the 2nd step when adding or subtracting fractions)

equivalent

500

1 - 1/8

7/8

500

3/12 - 1/8

1/8

500

10 5/6 + 8 14/15

19 23/30

500

This is the fraction of 6th grade to the total number of grades at Cameron

1/3

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