Workbook Detail
Addition 3 Addends Hard — Set 5
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}Teaching Notes
2
+8
7
+7
2
+8
9
+9
5
+5
9
+8
6
+4
4
+9
2
+8
2
+9
7
+4
5
+7
3
+9
8
+7
7
+6
8
+6
7
+5
5
+7
5
+5
9
+6
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