Properties of Addition
Mental Math
Rounding
Adding 2 & 3 digit
Adding 3 or More Numbers
100
You can add numbers in any order and the sum will be the same.
What is the commutative property
100
Break apart one of the addends 25+14
What is 39
100
37 to the nearest ten
What is 40
100
28+46
What is 80
100
36+47+35
What is 118
200
You can group addends in any way and the sum will be the same.
What is the Associative Property
200
Using the Hundred chart 22+17
What is 39
200
125 to the nearest hundred
What is 100
200
75+17
What is 100
200
46+24+9
What is 79
300
The sum of zero and any number is is that same number.
What is the Identity Property
300
Using a hundred chart, when adding 55+34, I start and 55 and then do what 2 steps next?
What is go down 3 and right 4
300
167 to the nearest ten
What is 170
300
102+39
What is 140
300
59+506+302+24
What is 891
400
An answer to an addition problem
What is the sum
400
Make a 10 to add mentally 63+12
What is 75
400
955 to the nearest 100
What is 1,000
400
376+295
What is 680
400
303+128+63+149
What is 643
500
numbers being added together
What is an addend
500
Using a hundred chart, find 67+28
What is 95
500
805 to the nearest ten
What is 810
500
167+27
What is 200
500
143+47+219+136+5
What is 550
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