• Unit Overview

  • Letter Home
  • Unit Preparation
  • Mathematics in this Unit
  • Assessment in this Unit
  • Key Assessment Opportunities Chart
• Daily Practice and Problems
• Home Practice

• Lesson 1

  • Before the Lesson
  • Developing the Lesson
  • Summarizing the Lesson
  • Homework and Practice
  • Answer Keys

• Lesson 2

  • Before the Lesson
  • Developing the Lesson
  • Summarizing the Lesson
  • Homework and Practice
  • Answer Keys

• Lesson 3

  • Part 1: Rounding Numbers Using Benchmarks
  • Part 2: Strategies for Computational Estimation
  • Summarizing the Lesson
  • Homework and Practice
  • Answer Keys

• Lesson 4

  • Part 1: Adding with Base-Ten Pieces
  • Part 2: Adding with Mental Math Strategies
  • Part 3: Build Foundation for Paper and Pencil with Base-Ten Pieces
  • Part 4: Two Paper-and-Pencil Methods
  • Part 5: Refine Collection of Addition Strategies
  • Summarizing the Lesson
  • Homework and Practice
  • Answer Keys

• Lesson 5

  • Part 1: Reviewing Addition Strategies
  • Part 2: Using Base-Ten Pieces to Add
  • Part 3: Review Two Paper-and-Pencil Addition Methods
  • Part 4: Digits Game
  • Summarizing the Lesson
  • Homework and Practice
  • Answer Keys

• Lesson 6

  • Before the Lesson
  • Part 1: Palindromes and Addition
  • Part 2: Addition Practice
  • Summarizing the Lesson
  • Homework and Practice
  • Extension
  • Answer Keys

Lesson 2