Show:
Addition
Addition 2
Subtraction
Subtraction 2
3 Digit Addition & Subtraction
100
1 + 0
1
100

10 + 5

15

100
4 - 3
1
100
20 - 10
10
100
100 + 200
300
200

9 + 9

18

200
24 + 3
27
200
7 - 4
3
200
21 - 18
3
200
126 + 345
471
300

6 + 3

8

300
25 + 11
36
300
11 - 3
8
300
26 - 14
12
300
700 - 300
400
400

8 + 8

16

400

13 + 21

34

400

8 - 2

4

400
56 - 24
32
400
978 - 486
492
500

7 + 7

14

500

23 + 28

51

500

9 - 4

5
500
63 - 39
24
500
BONUS: 4 Digit Addition 7546 + 9743
17289