• 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: Revisiting the Subtraction Strategies Menu for the Facts
  • Part 2: Introduce the Triangle Flash Cards for Subtraction
  • Summarizing the Lesson
  • Homework and Practice
  • Answer Keys

• Lesson 2

  • Part 1: Develop Strategies for Subtraction Problems
  • Part 2: Emphasize Different Subtraction Strategies
  • Summarizing the Lesson
  • Homework and Practice
  • Answer Keys

• Lesson 3

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

• Lesson 4

  • Part 1: Subtraction Problems with No Trades
  • Part 2: Subtraction Problems with Trades
  • Summarizing the Lesson
  • Homework and Practice
  • Answer Keys

• Lesson 5

  • Part 1: Connect Base-Ten Pieces to Expanded Form
  • Part 2: Check Subtraction with Addition
  • Summarizing the Lesson
  • Homework and Practice
  • Answer Keys

• Lesson 6

  • Part 1: Recording Subtraction on the Base-Ten Recording Sheet
  • Part 2: Checking for Reasonableness
  • Summarizing the Lesson
  • Homework and Practice
  • Answer Keys

• Lesson 7

  • Part 1: Making Connections Between Strategies
  • Part 2: Common Mistakes in Subtracting
  • Part 3: Introducing the Subtraction Strategies Menu
  • Summarizing the Lesson
  • Homework and Practice
  • Answer Keys

• Lesson 8

  • Before the Lesson
  • Part 1: Explore Subtraction Strategies
  • Part 2: Practicing Subtraction Strategies
  • Part 3: Difference War
  • Summarizing the Lesson
  • Homework and Practice
  • Answer Keys

• Lesson 9

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

Lesson 9

Snack Shop Addition and Subtraction

Est. Class Sessions: 1–2

Daily Practice and Problems

X

Teacher Notes

X

Use this item to provide practice with strategies for math facts from Group A. Have students share solutions strategies, including thinking addition.

6; Possible response: Michael ate 4 jelly beans and 2 are left, 4 + 2 = 6
jelly beans

EE. Jelly Beans

Michael had some jelly beans in a bag. He ate 2 yellow and 2 black. He has two jelly beans left. How many jelly beans were in Michael’s bag? Show or tell how you solved the problem.