+/- Warm-up Practice

4 - 5 = (a)  

Last week Corey loaned a friend $6 from his wallet. This week Corey loaned the friend another $22. In dollars, what is the change to Corey's wallet balance?

• $ 28

• $18

• $ -28

• $ -18

11 - (-2) = (a)  

Craig lives in a house that is 4 meters below sea level. Craig goes to school every day, which is 10 meters above sea level. How many meters does Craig travel, in altitude, when going from home to school?

• 14 m

• 6 m

• -6 m

• -14 m

Fill in the blank to solve the equation below.

9 + (-9) = (a)  

What number is 0.519 more than 0.356?

(a)  

Due to a drought, the water level of a pond is  $11\ \frac{1}{3}$  ft below normal level (0 ft). 

After a rainy month, the pond's water level rose $7\ \frac{2}{3}$ ft. 

Where is the pond's current water level in relation to its normal water level?

•  $3\ \frac{2}{3}$  ft

• 19 ft

•  $-3\ \frac{2}{3}$  ft

• -19 ft

Terry owed his brother $15.75, but was able to pay him back $12.00. How much does Terry owe his brother now?

• $ -3.75

• $ 27.75

• $ 15.75

• $ -27.75