This Adding and Arrays Worksheet asks 2nd grade students to write a number sentence for six arrays and two story problems. An answer key is included, so practice with equal rows takes only minutes.

This Using Arrays to Write Addition Equations Worksheet has 2nd grade students count equal rows of apples and write a number sentence for each array. An answer key is included.

This arrays and addition worksheet asks 2nd graders to read four rectangular arrays and write a repeated addition sentence for each one. An answer key is included, so checking equal-group work takes seconds.

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.

In this 2.OA.4 Second Grade Common Core lesson, students use addition to find the total number of objects arranged in arrays with up to 5 rows and columns.

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

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.

In this 2.G.2 Second Grade Common Core Lesson, students will partition a rectangle into rows and columns and count to find the total number of them.