-7 + -2
-9
6 + (-1)
5
6 - 12
-6
7 + (-4)
3
A student has $20 in his account but then withdraws $15. How much is left in the account?
$5
10 + 8
18
-9 + 2
-7
17 - 4
13
-6 - 12
-18
Alex owes his brother $7. He then pays for a movie for his brother that costs $12. Who owes what now?
Brother owes Alex $5
-20 + -10
-30
16 + -20
-4
-7 - (-2)
-5
16 - (-12)
28
A car drives 18 miles north. It then turns around and drives 25 miles south. What is the distance from the start?
7 miles (south)
-7 + -1
-8
8 + (-19)
-11
-8 - 6
-14
-9 + (-12)
-21
Tim's brother loans him $25. He then pays back $11. How much does he still owe?
$14
-33
16 + -12
4
2 - (-15)
17
10 - (-3)
13
A car drives 18 miles east, then doubles back and drives 40 miles west. It then drives 10 more miles west. How far is it from the start?
32 miles (west)