ADDITION Self-Correcting Quiz - ONES

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