Lesson Plan: Estimating Products: Decimals by Whole Numbers Mathematics • 5th Grade
This lesson plan includes the objectives, prerequisites, and exclusions of the lesson teaching students how to use rounding and compatible numbers to estimate the product of a number up to 1,000 with up to 2 decimal places and a whole number between 2 and 100.
Objectives
Students will be able to
- estimate the product of a decimal and a whole number by rounding to the nearest whole number,
- estimate the product of a decimal and a whole number by rounding to the greatest place value,
- estimate the product of a decimal and a whole number by using compatible numbers.
Prerequisites
Students should already be familiar with
- estimating products of whole numbers,
- multiplying decimals by whole numbers.
Exclusions
Students will not cover
- estimating the product of two decimal numbers,
- calculating actual products.
