Estimation
Description –Learn to estimate addition, subtraction, multiplication and division by rounding numbers before performing the operation.
Activities – Multimedia Tutorial
Objectives
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Learn why estimating is needed.
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Learn to estimate the sum of two or more whole numbers.
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Learn to estimate the difference of two or more whole numbers.
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Learn to estimate the product of two or more whole numbers.
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Learn to estimate the quotient of two whole numbers.
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Learn procedures for estimating.
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Learn how Eratosthenes estimated the circumference of the earth.
Tags
place value, rounding, estimating, practice
Teacher Resources
Power Basics
Power Up Your Math Curriculum!
Learners are guided toward mastery of essential math concepts from
basic operations through fractions, decimals, and percents and the
fundamentals of algebra and geometry.