Mental Math Strategies | Baamboozle - Baamboozle

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Practicing mental math strategies

Study Slideshow

3+3

6

15

What mental math strategy would you use to solve this question?

Friendly 10s

15

You use this strategy when you are adding or subtracting 1, 2 or 3

Counting on and counting back

15

6+4

10

15

What strategy would you use to solve 9+1?

Counting on or Friendly 10

15

2+8

10

15

What strategy would you use to solve 6+6?

Doubles

15

7-3

4

15

8+8

16

15

3+7

10

15

9+3

12

15

9+9=? Strategy?

18 Doubles

15

6-2=? Strategy?

4 Counting back

15

5+3

8

15

What strategy would you use to solve 6-3?

Counting back

15

4-3

1

15