Addition and subtraction
7 + (-14) =
(-7)
21 - (-12) =
33
4 x (-5) =
20
121
A quarterback gains 8 yards on first down. On second down, he gets tackled and loses 12 yards on second down. How many yards did the quarterback gain?
(-4)
(-9) - (-12) =
3
(-35) + (-12) =
(-47)
7 x (-7) =
(-15) x 5 =
(-75)
You have $350. At the store, you buy $125 dollars' worth of clothes. Explain an integer equation to represent this.
350 + (-125) = $225
10 - (-3) =
13
14 + (-28) =
(-6) x (-5) =
30
(-18) x (-3) =
54
(-200)
(-7) - 9 =
(-16)
17 + (-23) =
-6
8 x (-3) =
(-32) x 6 =
(-192)
A hot air balloon goes down 15 meters every minute for 6 minutes. How has its height changed?
(-90) m
10 + (-8) =
2
38 - (-22) =
60
27
17 x (-8) =
-(136)
A hiker walks down a mountain trail, going down 1,200 feet in 4 hours. What is her change in elevation each hour?
(-300)