Addition
25 + 7
32
55 - 6
49
7 x 3
21
12 -: 3
4
3 x 3
9
34 + 16
50
64 - 12
52
4 x 5
20
15 -: 5
3
24
250 + 50
300
350 - 150
200
4 x 4
16
20 -:4
5
3 x 11
33
345 + 55
400
1,000 - 650
350
5 x 9
45
30 -:5
6
10 x 10
100
1,550 + 450
2,000
2,000 - 1,750
250
4 x 8
32
40 -: 10
4
4 x 7
28