Section 1

Section 1 includes Lessons 1-10 and Investigation 1.
Lesson 1
  • Adding Whole Numbers and Money
  • Subtracting Whole Numbers and Money
  • Fact Families, Part 1

Lesson 1 Vocab

Copy AND define these words in your math notebook under your "vocabulary" tab

*addends    *Commutative Property of Addition
*difference  *fact family    *minuend
*Identity Property of Addition   *subtrahend
*sum   *inverse operations



Lesson 2

  • Multiplying Whole Numbers and Money
  • Dividing Whole Numbers and Money
  • Fact Families, Part 2

Lesson 2 Vocab

Copy AND define these words in your math notebook under your "vocabulary" tab

*Commutative Property    *dividend   *divisor
*factors   *Identity Property of Multiplication
*product    *quotient   
*Zero Property of Multiplication

Lesson 3

  • Unknown Numbers in Addition
  • Unknown Numbers in Subtraction


Lesson 3 Vocab

Copy AND define these words in your math notebook under your "vocabulary" tab

*equation      *unknown