Add/Subtract Positive/Negative Numbers

Add Integers

100

-19 + 25

6

200

28 + (-30)

-2

300

-54 + (-37)

-91

400

-15 + 20 + (-18)

-13

500

-45 + 26 + 10 + (-15)

-24

Subtract Integers

100

-28 - 10

-38

200

24 - 40

-16

300

-36 - (-20)

-16

400

-18 - 15 - (-10)

-23

500

15 - 20 - 18 - (-25)

2

Add Decimals

100

32.1 + 1.51

33.61

200

-2.45 + 18.37

15.92

300

-19.87 + (-20.25)

-40.12

400

-36 + 8.45

-27.55

500

-1.54 + 6.5 + (-10.23)

-5.27

Subtract Decimals

100

16.4 - 1.36

15.04

200

-19.46 - 2.736

-22.196

300

39 - 2.58

36.42

400

-45.2 - (-8.37)

-36.83

500

-3.45 - 6.7 - (-18.47)

8.32