Grade 2
Domain Operations and Algebraic Thinking
Cluster Work with equal groups of objects to gain foundations for multiplication.
Standard 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.

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.