Unit 1
- Lesson 1.1 More, Fewer, Same
- Lesson 2.3 Use Symbols to Add
- Lesson 3.7 Subtract in Vertical Form
- Lesson 4.2 Read a Pictograph
Unit 2
- Lesson 5.3 Use Doubles to Add
- Lesson 6.5 Fact Families
Unit 3
- Lesson 7.2 Plane Shapes
- Lesson 8.5 Patterns
- Lesson 9.1 Equal Parts
Unit 4
- Lesson 10.2 Tens and Ones
- Lesson 11.2 Ordinal Numbers
- Lesson 12.5 Find a Pattern
Unit 5
- Lesson 13.4 Half-Hour
- Lesson 14.1 Value of Coins
Unit 6
- Lesson 15.6 Add Three Numbers
- Lesson 16.4 Relate Addition and Subtraction
Unit 7
- Lesson 17.8 Use Logical Reasoning
- Lesson 18.2 Cups, Pints, and Quarts
Unit 8
- Lesson 19.3 Make a Ten to Add
- Lesson 20.6 Fact Families
- Lesson 21.2 Add with Two-Digit Numbers
- Lesson 22.3 Subtract Two-Digit Numbers