Adding & Subtracting Rational Numbers

Adding Fractions

100

-1/3 +  2/3

What is 1/3

200

5/6 + (- 2/3)

What is 1/6

300

-7/9 + (-4/9)

What is  -1 2/9

400

3 1/4 + 7 3/4

What is 11

500

-12 7/8 + -2 1/2

What is - 15 3/8

Subtracting Fractions

100

-8 1/2 - 4

What is -12 1/2

200

7 3/8 - (-2 1/8)

What is 9 1/2

300

-12 2/5 - ( -11 1/5)

What is -1 1/5

400

14 2/7 - (  3/14)

What is 14 1/14

500

-5 4/6 - ( -10 2/3)

What is 5

Adding Decimals

100

-13.4 + 8.6

What is -4.8

200

7.51 + 22.08

What is 29.59

300

-41.90 + 22

What is -19.90

400

117.4 + 8.93

What is 126.33

500

- 328.17 + 63.40

What is -264.77

Subtracting Decimals

100

-3.7 - 14.9

What is -18.6

200

22.43 - 4.07

What is 18.36

300

-81.36 - 41.93

What is -123.29

400

7.85 - ( -31.03)

What is 38.88

500

206.14 - 131.78

What is 74.36

Add/Subtract Whole Numbers

100

67 - 89=

What is -22

200

103 + (-53)

What is 50

300

152 - (-95) 

What is 247

400

-95 + (-54) 

What is -149

500

45 - (-88) 

What is 133