Math
1+2
3
3 + 5
8
10-5
5
3 x5
15
5/ 5
1
10+20
30
2 + 8
10
20-6
14
9 x 5
45
25/5
5
2 x 5
10
15 + 5
20
30-7
23
9 x 6
54
225/ 15
15
12 x 12
144
10 + 40
50
40-8
32
15 x 5
75
144/ 12
12
3758/ 9
417 r 5
25 + ? +?+? = 100
25
100-500
-400
15 x 15
225
9653/ 4
2413 r1