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SUBTRACTION Self-Correcting Quiz - SEVENS

1
16
-  7
2
14
-  7
3
15
-  7
4
11
-  7
5
11
-  7
6
8
-  7
7
16
-  7
8
10
-  7
9
15
-  7
10
10
-  7
11
9
-  7
12
12
-  7
13
12
-  7
14
8
-  7
15
13
-  7
16
14
-  7
17
13
-  7
18
9
-  7
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