Adding Fractions
Subtracting Fractions
Multiplying Decimals
Adding
Subtracting
100

1/4 + 2/4

3/4

100

5/6 - 4/6

1/6

100

 1.5

x  2

3.0

100

15 + 5=

20

100

20 - 15=

5

200

3/5 + 2/5

5/5 or 1 whole

200

5/15 - 4/15

1/15

200

 .05

x  2

.10

200

12 + 12=

24

200

 37

- 5

32

300

7/8 + 6/8

13/8

300

15/40 - 10/40

5/40

300

 1.50

x    3

4.50

300

130 + 25=

155
300

500 - 300=

200

400

5/15 + 9/15

14/15

400

8/11 - 4/11

4/11

400

 .30

x  2


.60

400

340 + 20=

360

400

620 - 10=

610

500

1/2 + 1/4

6/8

500

9/4 - 1/2

14/8

500

 1.2

x  3

3.6

500

400 + 250=

650

500

 540

-320

220