Using this Sweet Rectangular Arrays Addition Activity, students 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.

Using this Sharing Chocolate Rows and Columns Activity, students partition a rectangle into rows and columns of same-size squares and count to find the total number of them.

Using this Be the Baker Multiplication Activity, students interpret products of whole numbers into equal groups.