ADDITION Self-Correcting Quiz - Up Through the EIGHTS

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