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Mental Math Strategies
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3+3?  Strategy?
6 - Doubles
What mental math strategy would you use to solve this question?
Friendly 10s
You use this strategy when you are adding or subtracting 1, 2 or 3
Counting on and counting back
6+4
10
What strategy would you use to solve 9+1?
Counting on or Friends of 10
2+8?  Strategy?
10 - Friends of 10
What strategy would you use to solve 6+6?
Doubles
7-3
4
8+8?  Strategy?
16 - Doubles
5 + 6?  Strategy?
11 - Near Doubles
9+3? Strategy?
12 - Count on
9+9=?  Strategy?
18 - Doubles
6-2=?  Strategy?
4 - Counting back
5+3
8
What strategy would you use to solve 6-3?
Counting back
4-3
1
21 + 40? Strategy?
61 - Jump strategy
36 - 10? Strategy?
26 - Jump strategy
10 + 10? Strategy?
20 - Doubles or jump strategy


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