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ADDITION Self-Correcting Quiz - SIXES

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