Grade 1 Addition Doubles — Set 66

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easy Set 66
6
+11
8
+1
6
+12
10
+4
3
+10
5
+2
5
+1
4
+14
4
+11
1
+7
10
+6
7
+11
10
+1
1
+8
10
+3
10
+4
1
+14
5
+11
10
+10
2
+16
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