Show:
2 Digit Addition
1 Digit Addition
1 Digit Subtraction
600

24+38=

62

600

5+8=

13

600

8-2=

6

700

35+33=

68

700

6+6=

12

700

9-4=

5

800

79+18=

97

800

7+8=

15

800

9-9=

0

900

59+37=

96

900

3+2=

5

900

3-2=

1

1000

92+63=

155

1000

9+8=

17

1000

6-2=

4