Adding and Subtracting Rational Numbers

Front

5/8 − (− 7/8)

Back

1 1/2

Front

Solve 1/2 + (-3/4)

Back

-1/4

Front

7/10 - 9/10

Back

-1/5

Front

The temperature was 3* C on Monday and was 7.5 degrees lower the next day. What was the temperature on Tuesday? Options: 10.5* C, 4.5* C, -4.5* C, -10.5* C

Back

-4.5* C

Front

Is the sentence 'negative - positive = negative' always true, sometimes true, or never true?

Back

always true

Front

-6.5 + (-0.5)

Back

-7

Front

When adding rational numbers with the same sign, you must:

Back

Add together and keep the sign

Front

34.5 + (-7)

Back

27.5

Front

-3½ - 4½ =

Back

-8

Front

1/4 - 5/6

Back

- 7/12