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ADDITION Self-Correcting Quiz - ONES

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