Addition
Addition 2
Subtraction
Subtraction 2
100
1 + 0
1
100

5 + 7

11

100
4 - 3
1
100
20 - 10
10
200
9 + 3
12
200

19 + 3

22

200
7 - 4
3
200

20 - 4

16

300
15 + 3
18
300

12 + 8

20
300
11 - 3
8
300

12 - 8

4

400

11 + 6

17

400

13 + 9

22

400
18 - 2
16
400

15 - 5

10

500

20 + 9

29

500

23 + 2

25

500
19 - 4
15
500

20 - 20

0

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