Addition
(2 3/4) + 5 1/4
8
3.2 - (-5.7)
8.9
What are the 4 sign rules for multiplication?
- x - = -
- x + = -
+ x - = -
+ x + = +
(-18)/3
(-6)
Henry runs 10.5 flights of stairs. How far will Henry have to run down to represent an additive inverse?
10.5
10.5 + (-10.5) = 0
(-2.78) + (-16.4)
-19.18
50 1/2 + (-12.3)
38.2
(-2.655) x 18.44
-48.9582
(-37/8) / 4
-1 5/32
Josie deposited $450 in a bank account at the beginning of the month. A payment of $35.20 is automatically deducted each month for her gym membership. If she makes no other deposits or withdrawals, how much money is in Josie's account at the end of four months?
$309.20
(-12 1/2) + 4 1/2
-8
(-172.5) - (-137.1)
-35.4
(-0.2) x (-5/6)
1/6
(-9/10) / (-3/10)
3
Sean started with 15 points during a trivia game. Then, he lost 15 points on one turn and also lost 20 points on his final turn. Show the change in Sean's score using a number. What is his final score?
-20 Points
(-98) + 14.35
-83.65
(-54) - 1/2
-54.5
When writing a multiplication equation, the first number represents what?
Ex. (-3) x (1/2), What does (-3) represent?
Number of groups
When dividing fractions, what steps do you take?
Hint**** Kentucky Fried Chicken
Keep Change Flip
A remote-control airplane is descending at a rate of 24.91 meters per second. What will be its change in height after 3 1/2 seconds? Round to the nearest meter.
A. 87 M
B. 870 M
C. -87 M
D. -870 M
C. -87 M
3.2 + (-1/2)
2.7
A negative minus a negative is a ___________.
greater negative
(6/5) x (-1/2)
(-3/5)
Explain what a reciprocal is.
Flip the numerator and denominator
A jewelry company loses $450 as a result of a delivery delay. The 9 owners of the company must share the loss equally. Which quotient represents each owner's share of the loss?
A. -450 / 9
B. -450 / (-9)
C. 450 / 9
D. 450 / (-9)
A. -450 / 9