======MA 02.OA.C.4====== ====Standard:==== MA 02.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. ---- ====Standard Unpacked:==== 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. ==== Lesson Plans: ==== ==== Resources: ==== Good Projects here: Illustrative Mathematics https://www.illustrativemathematics.org/content-standards/2 [[math_level_2|Back to Mathematics Level 2]]