Integer Operations
Evaluate 8+(-13) =
-5
Solve: x + 7 = 15
x = 8
The temperature was 6°F and dropped 11 degrees overnight. What is the new temperature?
-5°F
Evaluate: -7 + 12
5
Solve: b - 5 = 9
b = 14
Evaluate: -17 - 9
-26
Solve: y - 12 = -4
y = 8
Marcus owed $14 and paid back $9. What is his balance now?
-$5
Evaluate: -15 - (-5)
-10
Evaluate: -9 + (-14)
-23
Evaluate: -24 + 39
15
Solve: a + (-9) = -20
a = -11
A submarine is at -120 feet and rises 45 feet. What is its new position?
-75 feet
Evaluate: 22 + (-35)
-13
Solve: c + 16 = -7
c = -23
56 - (-18)
74
Solve: n - (-6) = 14
n = 8
A football team loses 8 yards, then gains 21 yards. What is the total change in yards?
13 yards
Evaluate: -48 - (-19)
-29
Evaluate: 31 - (-14)
45
-45 + (-27) - 18
-90
Solve: -18 = p + 25
p = -43
Jenna had -3 points in a game. She earned 18 more points but then lost 7 points. What is her final score?
8 points
Evaluate: -75 + 48 - (-12)
-15
Solve: -32 = d - 18
d = -14