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ADDITION Self-Correcting Quiz - NINES

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