Properties
Use the commutative property of addition to fill in the blank.
2 + 3 = 3 + __
2
Roger wants to buy a new computer. Best Buy sells one for $740 and he has a coupon for 35% off. How much does he pay for the PC?
$481
I have 4 red shirts, 9 green shirts and 7 blue shirts. What's the probability I will choose a green shirt without looking?
9 out of 20, 9/20
The next three terms in the pattern 1, 4, 7, 10, ___, ____, ____
What is 13, 16, 19?
Which is less than 22,874?
A) 1.78 x 106
B) 2.43 x 105
C) 2.18 x 104
D) 2.55 x 104
C) 2.18 x 104
What property is shown here?
5 x 0 = 0
Multiplicative Property of Zero
Joe buys 5 candy bars from the dollar store. VA state tax is 6%. How much does he pay in total for his candy?
$5.30
I flip three coins. What is the probability that all three land on heads?
1/8
Solve for x:
2x + 1 = 9
x = 4
The negative square root of 50 falls in between...
-8 and -7
What property is shown here?
6 x 1/6 = 1
Multiplicative Inverse
Mike buys a washer and dryer combo from Sears. They cost $1200 but they're on sale for 40% off. How much does Mike save here?
$480
I reach into my pencil cup and grab two writing utensils (without replacement). If there are 12 pencils, 10 pens, and 4 highlighters, what is the probability that I pull a pencil and then a highlighter?
24/325
Solve and describe the graph:
-3x > 15
x < -5, open circle to the left
What is the best classification of -4?
Real, Rational, Integer
What properties are used in the following?
Given: 3(6+ -6) - 14
Step 1: 3(0) - 14
Step 2: 0 - 14 = -14
Additive inverse, MPOZ, substitution
Charles and his 2 friends go out to lunch. Their bill was $45 and they want to leave an 18% tip. Calculate the final bill and how much each would have to pay.
$53.10, $17.70
Randy and Simba want to eat a snack. They stumble upon a dessert tray that has 30 snacks, made up of equal parts Oreos, Chips Ahoy, and Fudge Rounds. What is the probability of Randy picking a Chips Ahoy THEN Simba picking a Fudge Round.
10/87
Solve:
2(x + 1) = 16
Solve: 4[3 + 7(92)]
2400
What property is shown here?
(2 + 3) x 4 = 4 x (2 + 3)
Commutative property of multiplication
Mr. Woodell had 1500 comics when he lived in Baltimore. He had to sell some of them when he moved down to Virginia and now he has 600. What is the percent difference?
60% decrease
Monique reaches into a bag of marbles and pulls out two (with replacement). There is a 10% chance she pulls a red. What is the probability that she does not pull a red both times?
81/100
Solve:
2x + 12 = 5x - 6
x = 6
Place in order from least to greatest:
6.7%, -6/9, 0.66, 6.7 x 10-3
-6/9, 6.7 x 10-3, 6.7%, 0.67