ADDITION Self-Correcting Quiz - Up Through the NINES

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