• 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: Explore Sorting Methods
  • Part 2: Sort and Count the Buttons
  • Summarizing the Lesson
  • Homework and Practice
  • Extension
  • Answer Keys

• Lesson 2

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

• Lesson 3

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

• Lesson 4

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

• Lesson 5

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

Lesson 2

Handful of Buttons

Est. Class Sessions: 2

Daily Practice and Problems

X

Teacher Notes

X

6 buttons

H. Buttons Everywhere

Jessie counted 17 buttons on her desk. Then some fell to the floor. 11 buttons were still on the desk. How many buttons fell to the floor? Show your answer with hops on the number line.