Addition
30 + 30
60
13 x 7
91
48 dived by 6
8
40 - 20
20
1000 x 2
2000
20 + 30
50
40 x 4
160
20 dived by 5
4
100 - 50
50
230 x 2
460
40 + 50
90
9 x 90
810
30 dived by 5
6
123 - 40
83
70 x 30
210
90 + 40
130
20 x 7
140
40 dived by 5
8
70 - 60
10
30 x 3
90
12 + 84
97
30 x 5
150
24 dived by 6
4
120 - 60
60
50 x 5
250