missing-operator/add-sub-medium · Sada 28

20 problems
1
50 __ 3 53 =
2
52 ○ 39 13, what is ○? =
3
48 ○ 9 57, what is ○? =
4
10 __ 11 110 =
5
39 __ 34 5 =
6
48 ○ 6 8, what is ○? =
7
5 __ 2 10 =
8
3 ○ 2 6, what is ○? =
9
43 ○ 2 41, what is ○? =
10
9 ○ 4 5, what is ○? =
11
47 ○ 29 18, what is ○? =
12
96 ○ 8 12, what is ○? =
13
55 __ 5 11 =
14
60 ○ 47 13, what is ○? =
15
10 __ 4 6 =
16
6 ○ 2 3, what is ○? =
17
45 ○ 9 5, what is ○? =
18
16 ○ 46 62, what is ○? =
19
108 ○ 12 9, what is ○? =
20
11 ○ 4 44, what is ○? =
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