~addition~
10 + 10
20
20 - 5
15
2 x 4
8
3 divided by 1
3
50/100
1/2
37 + 5
42
45 - 15
30
7 x 6
42
56 divided by 8
7
250/100
2 1/2
36 + 26 + 7
69
666 - 13
653
12 x 6 x 2
144
3 divided by 1/6
18
52/100
13/25
287 + 82
369
943 - 555
388
153 x 3
459
2.3
17/13
1 4/13
986 + 3214
4200
17336 - 346
16990
875 x 5
4375
2/3 divided by 1/10
6 2/3
69/13
5 4/13