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ADDITION Self-Correcting Quiz - Up Through the ONES

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