Adding and Subtracting Rational Numbers Review

Front

Find the difference.

-2.9 - (-1.95)

Back

-0.95

Front

Evaluate the expression.

4 - (-5)

Back

9

Front

Find the sum.

-7/4 + 5/8

Back

-9/8, -1 1/8

Front

Find the sum.

-7.33 + (-7.6)

Back

-14.93

Front

Find the sum.

-6 + (-1)

Back

-7

Front

Find the sum.

-16 + 5

Back

-11

Front

Order the values from least to greatest: |-4.3|, 4.6, 2.7, |-3 1/2|, |1.2|

Back

|1.2|, 2.7, |-3 1/2|, |-4.3|, 4.6

Front

At midnight, the temperature is 34 degrees Fahrenheit. The temperature decreases 3 degrees each hour until 2:00 am. The temperature then increases 2 degrees each hour until 7:00 am. What is the temperature at 7:00 am?

Back

38 degrees

Front

Find the sum.

-2/5 + (-7/5)

Back

-9/5, -1 4/5

Front

Find the sum.

-9.2 + 5.4

Back

-3.8