Grade 1 Addition Doubles Plus One — Set 37

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easy Set 37
4
+15
1
+17
3
+5
1
+12
1
+2
10
+9
5
+12
2
+2
2
+5
3
+15
6
+11
8
+10
5
+4
6
+1
10
+10
8
+10
6
+10
2
+4
5
+1
1
+11
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