1
2
3
4
Make 10
100

11-6=?

5

100

10 - 7 = ?

3

100

12+3=10+5

True

100

What is the missing part?

8 + ? = 14

6

100

Which two numbers make 10?

8

5

6

2

8, 2

200

12 + 4 =

16

200

7 + 7 =

14

200

7+2=2+7

True

200

What is the missing part?

11 + ? = 19

8

200

Which two numbers make 10?

1

7

4

9

1, 9 

300

17-6 = 

11

300

10 + 9 = 19

19

300

14-2=17-1

False

300

What is the missing part?

? + 5 = 18

13

300

Which two numbers make 10?

7

5

8

5

5, 5

400

8 + 8= 

16

400

15+7 = ?

22

400

24+6=

30

400

What is the missing part?

10 + ? = 22

12

400

Which two numbers make 10?

6

3

5

4

6, 4

500

7 + 13 =

20

500

22 -10 =?

12

500

20-6=18-5

False
500

What is the missing part?

? + 9 = 20

11

500

Which two numbers make 10?

5

7

3

9

7, 3