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.

While using our Arrays and Addition Worksheet, students write an addition equation for each array that tells the total number of squares.

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.

While using our Using Arrays to Write Addition Equations Worksheet, students write an addition equation for each array that tells the total number of squares.