# Unit: Multiplication and Division

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### Unit Description

This unit is intended for students struggling with multiplication and division. The short unit includes lessons that explain conceptual foundations of multiplication, or strategies to assist struggling learners, such as repeated addition and using models. The unit then quickly explains the relationship between division and multiplication. Standards covered: 4.NSO-C.17. Select, use, and explain various meanings and models of multiplication and division of whole numbers. Understand and use the inverse relationship between the two operations. 4.NSO-C.21. Multiply fractions by whole numbers, using repeated addition and area rectangular models

### Lessons

 Multiply: Using Models Resources: 3 SWBAT use a model to solve a multiplication problem 9 Multiply: Repeated Addition Resources: 2 SWBAT use repeated addition to solve a multiplication problem. 14 Multiply: Draw a Model Resources: 3 SWBAT draw a model to solve a multiplication problem. 12 Inverse Operations Resources: 3 SWBAT check accuracy of a problem by using the inverse operation. 11 Division: Using Models Resources: 3 SWBAT use a model to solve a division problem 10 Multiply: Decimals Resources: 2 SWBAT multiply whole numbers with decimals. 12

### Unit Resources

 No resources at this time.