Common Core Alignment:.

3.OA.3:

Operations And Algebraic Thinking

Represent And Solve Problems Involving Multiplication And Division.

Use multiplication and division within 100 to solve word problems in situations involving equal groups, arrays, and measurement quantities, e.g., by using drawings and equations with a symbol for the unknown number to represent the problem.1

4.OA.2:

Operations And Algebraic Thinking

Use The Four Operations With Whole Numbers To Solve Problems.

Multiply or divide to solve word problems involving multiplicative comparison, e.g., by using drawings and equations with a symbol for the unknown number to represent the problem, distinguishing multiplicative comparison from additive comparison.1