Adding and Subtracting Fractions and Decimals

Adding Fractions

100

2/3 + 3/3

1 2/3

200

4/6 + 2/6

6/6 or 1

300

1/4 + 2/4

3/4

400

6/12 + 4/12

10/12

500

3/7 + 2/7

5/7

Subtracting Fractions

100

1 3/5 - 4/5

4/5

200

11/12 - 4/12

7/12

300

1 3/9 - 3/9

9/9 or 1

400

7/8 - 3/8

4/8 or 1/2

500

1 - 3/12

9/12

Adding Decimals

100

0.3 + 0.3

0.6

200

0.56 + 0.40

0.96

300

1.68 + 0.32

2

400

0.365 + 0.5

0.865

500

0.575 + 0.03

0.605

Subtracting Decimals

100

0.7 - 0.4

0.3

200

0.45 - 0.20

0.25

300

0.965 - 0.3

0.665

400

0.43 - 0.33

0.1

500

1.568 - 0.568

1

Ready for a Challenge?

100

0.4, ____, 0.6

0.5

200

1.6, ____, 1.8

1.7

300

3.5, ____, 5.5

4.5

400

3.7, ____, 3.9

3.8

500

1.70, ____, 1.90

1.80