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ADDITION Self-Correcting Quiz - Up Through the NINES

1
3
+  6
2
8
+  9
3
9
+  9
4
8
+  3
5
1
+  5
6
3
+  7
7
7
+  6
8
2
+  7
9
2
+  8
10
0
+  4
11
2
+  3
12
4
+  2
13
4
+  6
14
4
+  5
15
5
+  8
16
6
+  8
17
9
+  4
18
2
+  9
19
6
+  6
20
7
+  7
21
6
+  2
22
7
+  8
23
8
+  8
24
5
+  3
25
6
+  7
26
9
+  5
27
5
+  2
28
5
+  9
29
9
+  7
30
4
+  7
31
7
+  5
32
5
+  5
33
3
+  4
34
9
+  3
35
3
+  3
36
4
+  4
37
9
+  6
38
2
+  2
39
8
+  4
40
5
+  6
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