ADDITION Self-Correcting Quiz - Up Through the SIXES

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