Adding/Subtracting Rational Numbers

Fractions I

100

-3/4 + 1/2 

-1/4

200

-4/15 + 6/15

2//15

300

3 2/5 -4 4/5

-1 2/5

400

-7 1/8 -2 1/4 

-9 3/8

500

-7/10 - (-4/5)

1/10

Fractions II

100

1/3 - 4/9

-1/9

200

-20/21 -2/21

-1 1/21

300

2 7/12 - 3 11/12

-1 1/3

400

-3 1/4 + 1 3/16

-2 1/16

500

8/10-(-3/15)

1

Decimals I

100

-1.4 + 3.2

1.8

200

3.21-4.7

- 0.49

300

-19.2 - 3.76

-22.96

400

-10.4 -(-3.72)

-6.68

500

-19 + 1.7

-17.3

Decimals II

100

7.1 - 9.8

-2.7

200

-6.4 - 4.1

-10.5

300

5 - 12.17

-7.17

400

17 -(-13.26)

30.26

500

-11.2 -(-0.3)

-10.9