Adding and Subtracting Rational Numbers

Front

-1.5 + -9 =

Back

-10.5

Front

Find the difference between the record high and low January temperatures in Coppell, Texas: 85 °F and -3 °F.

Back

88°F

Front

(-4 11/20) + 3 3/10

Back

-1 ¼

Front

(-2 ⅚) + 3 ⅔

Back

⅚

Front

(-7 ⅗) - 8 ⅛

Back

-15 29/40

Front

- 5.62 + (- 12.9)

Back

- 18.52

Front

-51 + 81.623

Back

30.623

Front

4.16 - 9.043

Back

-4.883

Front

-7.9 - 4.25

Back

-12.15

Front

Back

$82.61