2.OA.C.4

6b9cbaef-d7cc-11e8-824f-0242ac160002 6b9ddc4d-d7cc-11e8-824f-0242ac160002 6b9b1704-d7cc-11e8-824f-0242ac160002 2.OA.C 2.OA.C.4

Use addition to find the total number of objects arranged in rectangular arrays with up to 5 rows and up to 5 columns; write an equation to express the total as a sum of equal addends.

Propose a mapping

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