Place Value
Properties
Estimate
Multiplication
Order of Operations
100
3,000 is 10 times as much as
300
100
What property is this? 5 + 2 = 2 + 5
Commutative
100
Estimate to the tens place 74
70
100
24 x 5
120
100
True or False 1. ( ) 2. + and - 3. x and ÷
False
200
4,000 is 1/10 of
40,000
200
What property is this? 23 + 0 = 23 23 x 1 = 23
Identity
200
Estimate to the hundreds place. 859
900
200
563 x 17
9,571
200
What do you do first? 9 - 6 x 4 + 2
6 x 4
300
What number is in the TEN THOUSANDS place? 347,218
4
300
What property is this? (5 x 6) x 7 = 5 x (6 x 7)
Associative
300
Estimate to the tens place 861
860
300
76 x 51
3,876
300
What do you do first? 24 - {[16 - (8 - 1)] x 2}
8 - 1
400
7,000 is 100 times as much as
70
400
What property is this? 5(3 + 7) = (5 x 3) + (5 x 7)
Distributive
400
Estimate to the hundreds place 1,907
1,900
400
3,124 x 98
306,152
400
27 ÷ 9 - 2 x (3 + 9)
11
500
What place is the 8 in? 821,025,314
Hundred Millions
500
What property will make this math easy? 203 ÷ 7
Distributive
500
Estimate to the hundreds place. 1,984
2,000
500
1,253 x 154
192,962
500
9 x 7 - {[5 + (6 - 1)] x 2}
43
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