Grade 1 Addition Doubles Plus One — Set 1

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easy Set 1
2
+16
4
+4
10
+8
9
+10
10
+10
3
+1
8
+1
8
+11
6
+1
2
+5
5
+1
1
+5
2
+15
2
+11
2
+10
10
+8
7
+2
4
+13
6
+11
10
+7
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