S4ocJ5ob
2.0
CCSS.Math.Content.4.OA.A.2
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.
183
2020-12-17T17:26:55.871826Z
2020-12-17T17:26:55.871854Z
4