• 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

  • Part 1: Number Sentences for Tile Designs
  • Part 2: Use Symbols to Compare Number Sentences
  • Part 3: Create Individual Tile Designs
  • Summarizing the Lesson
  • Homework and Practice
  • Extension
  • Answer Keys

• Lesson 2

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

• Lesson 3

  • Part 1: Solving Word Problems
  • Part 2: Writing Word Problems
  • Summarizing the Lesson
  • Homework and Practice
  • Answer Keys

• Lesson 4

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

• Lesson 5

  • Part 1: Patterns on the 200 Chart
  • Part 2: Building 100 and 200
  • Summarizing the Lesson
  • Homework and Practice
  • Answer Keys

• Lesson 6

  • Part 1: Moving on the 200 Chart
  • Part 2: Addition and Subtraction on the 200 Chart
  • Summarizing the Lesson
  • Homework and Practice
  • Answer Keys

• Lesson 7

  • Part 1: Compare the 200 Chart and the Number Line
  • Part 2: Moving on the Number Line Game
  • Summarizing the Lesson
  • Homework and Practice
  • Answer Keys

• Lesson 8

  • Part 1: Many Ways to Solve a Problem
  • Part 2: Solving Problems Two Ways to Check for Reasonableness
  • Summarizing the Lesson
  • Homework and Practice
  • Answer Keys

• Lesson 9

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

Lesson 1

Number Sentences for Tile Designs

Est. Class Sessions: 2

Daily Practice and Problems

X

Teacher Notes

X

Students will need connecting cubes readily available.

1. Winter


2. 3 more children;
   Possible response: 8 − 5 = 3


3. Answers will vary.

C. In Which Season Were You Born

Lee collected data to find out in which season most of his
classmates were born. His data is below.

1. In which season were most children born?
   
   
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2. How many more children were born in summer than in fall? Write a number sentence.
   
   
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3. How would the data change if you included yourself in the table?
   
   
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