Kindergarten Subtraction!

A

100

1-1=

0

200

4-2=

2

300

10-5=

5

400

10-7=

3

500

15-5=

10

B

100

3-2=

1

200

6-5=

1

300

6-3=

3

400

9-6=

3

500

18-13=

5

C

100

5-0=

5

200

10-0=

10

300

7-6=

1

400

11-4=

7

500

20-7=

13

D

100

4-1=

3

200

5-2=

3

300

8-5=

3

400

10-8=

2

500

14-8=

6

E

100

7-2=

5

200

9-9=

0

300

9-4=

5

400

11-5=

6

500

13-9=

4