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ADDITION Self-Correcting Quiz - ONES

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