# Contents

1. Section A: Count to Add and Subtract
1. Warm-up: Which One Doesn’t Belong: Groups
2. 1.1: Put Together Pattern Blocks
3. 1.2: Put Together Connecting Cubes
4. 1.3: Centers: Choice Time
1. 2.1: Put Together Dots on 5-Frames
2. 2.2: How Many Apples?
3. 2.3: Introduce Roll and Add, Dots
1. 3.1: Count Organized and Scattered Images
2. 3.2: Count Scattered Images
3. 3.3: Centers: Choice Time
3. 4.3: Centers: Choice Time
1. Warm-up: How Many Do You See: Subtraction
2. 5.1: Subtract Counters
3. 5.2: Introduce 5-Frames, Subtract
4. 5.3: Centers: Choice Time
5. Section A Summary
6. Section A Practice Problems
2. Section B: Represent and Solve Story Problems
1. Warm-up: How Many Do You See: Add To
2. 6.1: What is Happening?
3. 6.2: Act Out a Story
4. 6.3: Introduce Subtraction Towers, Objects
1. Warm-up: Notice and Wonder: Balls and Counters
2. 7.1: Playing on the Playground
3. 7.2: Finish the Story
4. 7.3: Introduce Math Stories, Act It Out
1. Warm-up: Act It Out: Birds in a Fountain
2. 8.1: Questionless Story Problems
3. 8.2: From a Story to a Story Problem
4. 8.3: Centers: Choice Time
1. Warm-up: How Many Do You See: Finger Addition
2. 9.1: Markers at School
3. 9.2: Balls at Recess
4. 9.3: Introduce Math Fingers, Add 2 Hands
1. 10.1: Apple Slices for a Picnic
2. 10.2: Compare Drawings
3. 10.3: Introduce Bingo, Add and Cover
1. Warm-up: Which One Doesn’t Belong: Butterflies
2. 11.1: Draw a Picture
3. 11.3: Centers: Choice Time
1. 12.1: Ducks in the Pond
2. 12.2: Ducks Swim Ashore
3. 12.3: Centers: Choice Time
4. Section B Summary
1. 13.1: Create a Story Problem
2. 13.2: Switch the Operation
3. 13.3: Revisit Math Stories, Act It Out
4. Section B Practice Problems
3. Section C: Addition and Subtraction Expressions
1. 14.1: Expression for a Story Problem
2. 14.2: Which Expression?
3. 14.3: Centers: Choice Time
1. Warm-up: Notice and Wonder: Shapes and Numbers
2. 15.1: Match Drawings to Expressions
3. 15.2: Create Expressions and Drawings
4. 15.3: Introduce Shake and Spill, Represent
1. Warm-up: What Do You Know About 3+2 ?
2. 16.2: Find the Value of Expressions
3. 16.3: Centers: Choice Time
1. Warm-up: Notice and Wonder: Add 1 More
2. 17.1: Add 0 and 1
3. 17.2: Notice + 0 and + 1 Patterns
4. 17.3: Introduce Find the Value of Expressions, Color the Total or Difference
5. Section C Summary
1. 18.1: Tell a Story Problem to Match an Expression
2. 18.2: Story Problem and Expression Gallery Walk
3. 18.3: Centers: Choice Time
4. Section C Practice Problems
4. Glossary