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Operations with Integers Answer Key

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Addition
#1 (-3) + (-1) -4
#2 (-4) + 7 3
#3 - (-2) + 6 8
#4 - (-1) + 3 4
#5 - (-4) +(-3) +11 12
Subtraction
#1 5 - 3 2
#2 5 - (-4) 9
#3 -3 - (-2) -1
#4 - (-6) - 14 20
#5 -17 - (-6) -11
Multiplicaton
#1 (-4)(-3) 12
#2 (7)(-4) -28
#3 (-3)(2)(-5) 30
#4 (-14)(2)(5) -140
#5 (-1/2)(-8) 4
Division
#1 (-15)/3 -5
#2 (-20)/(-2) 40
#3 (7+13)/(-10) -2
#4 (-4 - 8)/(8-2) -2
#5 ( -8) / (-1/2) 16
Real World Integers
#1 The temperature starts at 83 degrees, and rises 5 degrees, then falls 13 degree. What is the temperature? 75 degrees
#2 You earn $14 babysitting, but spend $5 on snacks, and $2 on lunch. How much is left? $7
#3 A store had a profit of $4000 in January, a loss of $1500 in February, and a profit of $3500 in March. What is their net profit? $5000
#4 You take 25 steps forward, 18 steps back, 3 steps forward, and 2 steps back. Where are you in relation to where you started? 8 steps forward
#5 You owe your Mother $200. You pay her $75, but later borrow $45 more. You earn $200 over the summer. After you pay your mother in full, how much will you have left? $35
Final Question
What is 6 - (-2) - 3*4 + 20/2 -6