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Adding Integers
Subtracting Integers
Adding Decimals
Subtracting Decimals
Adding and Subtracting Fractions
100

7+(−3)

4

100

10 - (-6) 

16

100

3.2+4.1

7.3

100

-6.8−2.5

-9.3

100

1/2 + (-1/4) 

1/4

200

−8+5

-3

200

-5 - (-3) 

-2

200

5.5+(−2.3)

3.2

200

−3.2−(−1.1)

-2.1

200

7/8 + (-5/12) 

11/24

300

−12+(−7)

-19

300

-7-19

-26

300

−1.7+(−3.6)

-5.3

300

−4.5−3.3

-7.8

300

-3/4 + (-2/3) 

-17/12 = -1 5/12 

400

−15+20+2

7
400

-15 + 7 + (-3)

-11

400

7.25+(−10.5)

-3.25

400

9.7−(−6.2)

15.9

400

-7/10 - (11/15) 

-43/30 = -1 13/30

500

−25+(−30)+10 

-45

500

-30 - 15 - (-5) 

-40

500

−8.4+5.15+3.3

0.05

500

−12.3−7.4−(−4.1)

-15.6

500

2/3 - (-7/10) + (-1/5) 

35/30 = 1 1/6