Lesson: Two-Step Problems with Bar Models: Numbers up to 100 | Nagwa Lesson: Two-Step Problems with Bar Models: Numbers up to 100 | Nagwa

Lesson: Two-Step Problems with Bar Models: Numbers up to 100 Mathematics

In this lesson, we will learn how to solve two-step addition and subtraction problems with numbers up to 100 by drawing part–whole and comparative bar models.

Lesson Plan

Students will be able to

  • model each step of a two-step word problem with a comparison or part–whole bar model,
  • write an equation for each step in a word problem using bar models,
  • decide whether to use addition or subtraction to solve each step in a word problem,
  • solve two-step word problems.

Lesson Video

Video Thumbnail
14:09

Lesson Playlist

  • Solving Two-Step Additive Comparison Word Problems in Stages
    02:14
  • Solving Two-Step Additive Comparison Word Problems with Two-Digit Numbers
    02:14
  • Solving Two-Step Word Problems by Adding and Subtracting Two-Digit Numbers
    01:04

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