Lesson Plan: Estimating Differences between Two-Digit Numbers: Rounding | Nagwa Lesson Plan: Estimating Differences between Two-Digit Numbers: Rounding | Nagwa

Lesson Plan: Estimating Differences between Two-Digit Numbers: Rounding Mathematics

This lesson plan includes the objectives, prerequisites, and exclusions of the lesson teaching students how to estimate the difference between two-digit numbers by rounding to the nearest ten.

Objectives

Students will be able to

  • round 2-digit numbers to the nearest ten,
  • round two 2-digit numbers to estimate their difference,
  • apply estimation strategies to problem-solving.

Prerequisites

Students should already be familiar with

  • subtracting two-digit numbers on a number line,
  • subtracting two-digit numbers using the column method.

Exclusions

Students will not cover

  • three-digit numbers.

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