Making 10
Doubles
Using Doubles
Counting BACK
Balance
100

Solve the question I draw on the board!


(3 + 9)

10 + 2 = 12!

100

What is the double of 4?

8

100

7+7 = 14

SO

8+7 = 

15

Because 8 is 1 more than 7, so 15 is 1 more than 14

100

Count Back and write the subtraction sentence


8 ___ ____ ____

8 - 3 = 5

100

5 + 2 = ____

5 + 2 = 7 

200

Solve the question I draw on the board!


(5 + 6)

10 +1 = 11

200

5 + 5 = ?

10

200

6 + 6 = ?


so 

6 + 7 = 

6 + 6 = 12 so 6 + 7 = 13

200

Count Back and write the subtraction sentence


10 ___ ____ 

10 - 2 = 8

200

1 + ____ = 5

1 + 4 = 5

300

Solve the question I draw on the board!


(7 + 9 )

10 + 6 = 16

300

4 is the double of what?

2

300

5 + 5 = ?


so

6 + 5 = ?

5 + 5 = 10

so

6 + 5 = 11

300

Count Back and write the subtraction sentence


19 ___ ____ ____ ____ 

19 - 4 = 15
300

3 + 5 = ______

3 + 5 = 8

400

Solve the question I draw on the board!


(6 + 8)

10 + 4 = 14

400

6 + 6 = ?

12

400

6 + 6 = ?

so


8 + 6 = ?

6 + 6 = 12 

so

8 + 6 = 14

400

Count Back on your hands to solve


16 - 5 =

16 - 5 = 11

400

_____ + 7 = 10

3 + 7 = 10

500

Solve the question I draw on the board!


(15 + 8)

20 + 3 = 23

500

16 is the double of what ?

8

500

5 + 5 = ?


so


4 + 5 = ?

5 + 5 = 10

so

4 + 5 = 9

500

Count Back on your hands to solve


20 - 4 =

20 - 4 = 16

500

12 = 7 + _____

12 = 7 + 5

M
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