Adding Big Numbers Word Problems

4th GradeMath25 min

Learning Objective

I can solve 7-digit addition word problems with regrouping.

Lesson Flow

Watch Video

13 min

Addition and Subtraction to the Millions – How To Use the Addition and Subtraction Algorithms

Miacademy & MiaPrep Learning Channel

Guided Notes

5 min

Key concepts students will learn:

  • Regrouping is changing the way an amount is grouped while keeping the total value the same.

  • The addition algorithm is a step-by-step process for adding multi-digit numbers, lining up the addends in place value order.

  • When using the subtraction algorithm, keep regrouping as needed, subtracting, and moving to the next place until you find the difference.

Practice

10 min

3 questions • Short answer

Exit Ticket

5 min

A school district has 2,456,789 students in elementary school and 1,897,654 students in high school. How many students are there in total in the school district?

Teacher Guide

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  • Answer keys for all questions
  • Differentiation strategies
  • Extension activities
  • Printable student handouts