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ADDITION Self-Correcting Quiz - Up Through the ONES

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