Adding and Subtracting Rational Numbers

Adding Integers

100

-13 + (-18)

-31

200

-10 + 12

2

300

64 + (-38)

26

400

-761 + 246

-515

500

-1547 + (-2349)

-3896

Subtracting Integers

100

16 - (-54)

70

200

-16 - 12

-28

300

-215 - 74

289

400

-804 - (-247)

-557

500

215 - 643

-428

Fractions

100

- 3/5 - 2/5

-1

200

-2/3 - 1/8 

- 19/24

300

-1 1/2 + 3 7/12

2 1/12

400

-3 1/4 + (-5 5/8)

-8 7/8

500

-2 1/5 - (-6 5/6)

4 19/30

Decimals

100

-5.2 - 4.9

-10.1

200

8.5 + (-2.9)

5.6

300

-12.7 + 7.42

-5.28

400

-3.42 - (-2.5)

-0.92

500

32.75 - 94.2

-61.45