Subtracting Integers
(-9) - 11
-20
8 + (-5)
3
Will the sum be positive or negative?
-24 + 25
Positive
Will the product be positive or negative?
-20 * -30
positive
-2 * 10 + (-5)
-25
11 - (-10)
21
(- 5) + (- 4)
- 9
What is the additive inverse of (-10)?
10
Will the product be positive or negative?
-12 * 15 * -13 * -4
(-6) + (-8) * (-4)
26
-5 - (-2)
-3
(- 12) + 6
- 6
Rewrite the math expression using the commutative property 5 + (-7)
(-7) + 5
Solve
(-2) * (-4) * (-3) * 2
-48
(-3 * -12)/(-4)
-9
Tim and Erica are professional golfers. Over the course of a season, Tim's best score was -7, and his worst score was +5. Erica's best score was -11, and her worst score was +2. Which golfer has more variation between their best and worst score?
Erica
17 + (- 5 )
12
All positive whole numbers and their opposites are called what?
Integers
Rosalinda earned $240 for working 16 hours. Write an integer for how much money she makes per hour.
15 dollars per hour
(-5 * 36)/ -6 + (-11)
19
What is the distance between the highest elevation (345 ft) in Florida and the deepest lake (-1920 ft) in Florida?
2265 ft
Maddie has a bank account with $48. She uses a debit card to make a purchase for $7 and then withdraws $20. Later in the day she deposits $40 dollars. How much money does she have in her account?
$61
Rewrite the subtraction problem as an addition problem by using the additive inverse property
-12 - (-13)
-12 + 13
- (338)/13
-26
(-12) -(-4) * ((-3)*(10))/(3*(-5))
-16