math adding
567+895
1462
56-43
13
20x5
100
25/5
4
7x1/9
63/1
400+254
654
200-45
155
3x17
51
40/5
8
6/1x5/1
30/1
350+435
785
890-450
440
40x5
200
500/10
50
1/5 x1/3
1/15
850+200
1050
900-700
200
50x20
1000
450/10
7/1x9/1
63/1
2345+4890
7290
3456-2598
858
500x50
25000
5000/5
1000
6/1x5/1
30/1