Lesson: Multiplying Two-Digit Numbers by One-Digit Numbers: Adding Partial Products Mathematics • 4th Grade

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In this lesson, we will learn how to multiply two-digit numbers by one-digit numbers by calculating partial products and using expanded column multiplication.

Lesson Plan

Students will be able to

  • use expanded column multiplication to multiply a two-digit number by a one-digit number,
  • model the calculation and describe how each step is represented in the written solution,
  • find missing numbers in partially complete solutions,
  • identify errors in solutions.

Lesson Video

Video Thumbnail
12:47

Lesson Playlist

  • Multiplying 2-Digit Numbers by 1-Digit Numbers by Splitting into Tens and Ones
    04:04

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