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Word Problems
Estimating
Mental Math
Distributive Prop. / Exponents
Mult. Properties
100
Jake painted 5 pictures and wants to sell them for 35 dollars each. How much money will he make is he sells all five?
$ 175
100
28 x 7 =
30 x 7 = 210
100
30 x 7 =
210
100
Write in exponential notation: 7 x 7 x 7
7^3
100
800 x 1 = 800
Identity Property
200
Mary has 7 boxes filled with books. Each box has 120 books in it. How many books does she have in all?
840 books
200
10 x 66 =
10 x 70 = 700
200
500 x 9 =
4,500
200
Use the distributive property: 6 x 85 =
(6 x 80) + (6 x 5) 480 + 30 = 510
200
(90 x 3) x 8 = 90 x (3 x 8)
Associative Property
300
A toy store sold 73 video games in one day. Each game costs 65 dollars. How much money did they make?
$4,745
300
387 x 21 =
400 x 20 = 8,000
300
600 x 40 =
24,000
300
What is 6 x 6 x 6 x 6 x 6 in exponential notation?
6^5
300
150 + 7 = _____ + 150
7 Commutative Property
400
Jon was buying a new TV. He paid 64 dollars each month for a year. How much did he pay?
$768
400
479 x 399 =
500 x 400 = 200,000
400
400 x 800
320,000
400
Use the distributive property: 4 x 220 =
(4 x 200) + (4 x 20) 800 + 80 = 880
400
1,900,236 x _______ = 0
0 Zero Property
500
The fifth grade class sold 17 cases of popcorn. Each case had 242 bags. How many bags of popcorn did they sell?
4,114 bags of popcorn
500
488 x 101 =
500 x 100 = 50,000
500
9,000 x 80 x 1 =
72,000
500
What is 9 cubed in expanded form?
9 x 9 x 9 (cubed = 3)
500
(45 x 12) x 9 = 45 x ( _____ x 9)
12 Associative Property of Multiplication