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ADDITION Self-Correcting Quiz - EIGHTS

1
8
+  8
2
6
+  8
3
8
+  2
4
8
+  1
5
8
+  6
6
8
+  7
7
0
+  8
8
8
+  8
9
8
+  3
10
2
+  8
11
8
+  4
12
3
+  8
13
8
+  0
14
9
+  8
15
7
+  8
16
8
+  5
17
1
+  8
18
4
+  8
19
6
+  8
20
8
+  9
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