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ADDITION Self-Correcting Quiz - EIGHTS

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