Integers!
5 + -12 = ?
-7
3/4 x 1/2 = ?
3/8
The associative property has to do with grouping.
True or false?
True
Solve for x.
x + 9 = -3
x = -12
What is 15% of $20?
$3.00
-6 - 15 = ?
-21
1/6 + 2/3 = ?
5/6
The commutative property has to do with ... ?
the order of the numbers
Solve for x.
-x - 3 = 16
x = -19
What is the price of a $59.90 Switch game with 6% sales tax? (Don't forget to round!)
$63.49
-2 x -5 x 3= ?
30
2/5 - 1/3 = ?
1/15
This is an example of which property?
3(x + 2) = 3x + 6
Distributive
Solve for x.
4x +2x + 8 + 2 = 40
x = 5
How much is a $45 skateboard with a 20% discount?
$36.00
-56 / 7 = ?
-8
-5/6 x 2/5 = ?
-1/3
Is this additive identity or additive inverse property?
7 + -7 = 0
Additive INVERSE
Solve for x.
12x + 3 ≤ 27
x ≤ 2
A Frozen LEGO playset that originally costs $79.00 is on sale for 30% off. How much will it cost with 7% sales tax? (Don't forget to round!)
$59.17
-4 - (- 9) = ?
5
2/3 divided by 1/2 = ?
8/3 or 2 and 2/3
Is this multiplicative identity or multiplicative inverse property?
-42 x 1 = -42
Multiplicative IDENTITY
Solve for x.
-3x - 3 > 6
x < -3
The new PS5 will cost $499. Mrs. K can buy a PS5 at GameStop with a 15% discount and a 7.5% sales tax OR she can buy one on Amazon for a 10% discount, free shipping, and a 6% sales tax. Which one is a better deal?
(Keep in mind this is completely fictional as I'm sure you will not be able to find the PS5 on sale. For a really long time.)
$455.96 is how much the GameStop deal will cost.
$476.05 is how much the Amazon deal will cost.
Get it from GameStop!! Before it closes forever!!!