• 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

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

• Lesson 2

  • Part 1: Parts and Wholes
  • Part 2: Using Calculators
  • Summarizing the Lesson
  • Homework and Practice
  • Answer Keys

• Lesson 3

  • Part 1: Parts and Wholes
  • Part 2: Missing Addends
  • Summarizing the Lesson
  • Homework and Practice
  • Answer Keys

• Lesson 4

  • Part 1: Counting On with Cubes
  • Part 2: The Counting-On Game
  • Summarizing the Lesson
  • Homework and Practice
  • Answer Keys

• Lesson 5

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

Lesson 5

Counting On to Add with Number Lines

Est. Class Sessions: 1

Daily Practice and Problems

X

Teacher Notes

X

Have a student demonstrate on the class number line or a display, using a pointer or a finger. The other students can count on along with the demonstrating student.

Possible representations include:

Ongoing Assessment

Use DPP item M to assess students' abilities to represent quantities using number lines [E3].

M. Counting On Using the Number Line

1. Terry has 9 little cars. His auntie gives him 4 more. Show how many cars he has now.
   
   
2. Tia ate 3 cookies last night. Today she ate 4 more. Show how many cookies she has eaten in all.
   
   
3. Write a number sentence for each problem.