Adding and subtracting rational numbers

Front

Which sum represents the mixed number 3 1/2 ? Options: 3 - 1/2, 3 + 1/2, -3 + 1/2, -3 - 1/2

Back

3 + 1/2

Front

Which sum represents the mixed number -2 1/5? Options: -2 - (-1/5), -2 + (-1/5), -2 + 1/5, 2 + 1/5

Back

-2 + (-1/5)

Front

Distance between -5 1/2 and 2 on the number line?

Back

7 1/2

Front

How much longer was the teal piece of elastic (17 7/8 inches) than the white piece (7 2/8 inches)?

Back

10 5/8

Front

A tailor cut 9 1/6 inches off a skirt and 3 5/6 inches off a pair of pants. How much more did the tailor cut off the skirt than the pants?

Back

5 1/3

Front

5/8 − (− 7/8)

Back

1 1/2

Front

A football team gained 9 yards on one play and then lost 22 yards on the next. Write a sum of integers to find the overall change in field position.

Back

9 + (-22) = -13

Front

The temperature was 3* C on Monday and was 7.5 degrees lower the next day. What was the temperature on Tuesday?

Back

-4.5* C

Front

Rewrite -(4 + 3) as a sum of the opposites.

Back

-4 + (-3)

Front

Rewrite -(1/2 + (-5)) as a sum of the opposites.

Back

-1/2 + 5