**Chapter 3 Multiply by 2-Digit Numbers**

**Domain:**Operations and Algebraic Thinking

**Domain:**Number and Operations in Base Ten

**the property that states that when the grouping of factors is changed, the product remains the same**

__Chapter 3 Vocabulary____compatible numbers__-**numbers that are easy to compute with mentally**__Associative Property of Multiplication__-**the property that states that when the order of two factors is changed, the product remains the same**

__Commutative____Property of Multiplication__-**to find an answer that is close to the exact amount**

__estimate-__**a method of multiplying in which the ones, tens, hundreds, and so on are multiplied separately and then the products are added together**

__partial product__-**the answer in a multiplication problem**

__product-__**to exchange amounts of equal value to rename a number**

__regroup-__

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**Lesson 1**: Multiply by Tens

**Lesson 2**: Estimate Products

Lesson 3:

**Investigate*** Area Models and Partial Products

**Lesson 4**: Multiply Using Partial Products

**Mid-Chapter Checkpoint**

**Lesson 5:**Multiply with Regrouping

**Lesson 6**

**:**Choose a Multiplication Method

**Lesson 7: Problem Solving * Multiply 2 Digit Numbers**

Chapter Review/Test

Chapter Test

Chapter Review/Test

Chapter Test