Adding and Subtracting Rational Numbers

Front

When adding decimals with the same sign you...

Back

add and keep the sign

Front

When adding decimals with different signs you...

Back

subtract and take the sign of the larger number

Front

Rewrite the problem as addition: -5.66 - (-4.1)

Back

-5.66 + 4.1

Front

-23.4 - 3.4 =

Back

-26.8

Front

-40 + 15.05 =

Back

-24.95

Front

18 - 23.2

Back

-5.2

Front

4/9 + (-2/3) =

Back

-2/9

Front

1/4 - (3/10) =

Back

-1/20

Front

-1 ⁷/₈ + (-3 ¹/₂)

Back

-5 ³/₈

Front

2 ⁶/₉ + (- 5 ¹/₄)

Back

-2 ⁷/₁₂