# Contents

1. Section A: Add and Subtract within 10
1. Warm-up: What Do You Know About Math?
1. 2.1: Matching Dot Cards and Expressions
1. Warm-up: How Many Do You See: Dot Cubes
2. 3.2: Centers: Choice Time
1. Warm-up: Number Talk: Add 1 or 2
2. 4.2: Centers: Choice Time
1. Warm-up: Number Talk: Subtract 1 or 2
2. 5.2: Centers: Choice Time
3. Section A Summary
1. Warm-up: Which One Doesn’t Belong: Math Tools
2. 6.2: Centers: Choice Time
3. Section A Practice Problems
2. Section B: Show Us Your Data
1. Warm-up: Notice and Wonder: Math Tools
2. 7.3: Centers: Choice Time
1. Warm-up: Which One Doesn’t Belong: Show Quantities
1. Warm-up: How Many Do You See: Dots and More Dots
2. 9.1: A Class Survey
3. 9.2: Show Our Class Data
4. Section B Summary
1. 10.2: Centers: Choice Time
2. Section B Practice Problems
3. Section C: What Does the Data Tell Us?
1. Warm-up: Notice and Wonder: Tally Marks
2. 11.1: Jada’s Class Pet Survey
3. 11.2: Interpret Data About Class Pets
4. 11.3: Centers: Choice Time
1. 12.1: Data Represented with Tally Marks
2. 12.2: Data Represented with Numbers
1. Warm-up: Number Talk: Plus or Minus 1 or 2
2. 13.1: Can You Answer It?