ADDITION Self-Correcting Quiz - SIXES

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