Interactive
CK-12 Foundation

Add and Subtract Decimals with Front-End Estimation: Wooden Beams

For Students 6th - 8th Standards
A six-question interactive tasks mathematicians to solve addition and subtraction problems using front-end estimation. Question types consist of multiple-choice and true or false. A set of wooden beams that can be measured using moveable...
Interactive
Scholastic

Study Jams! Estimate Sums & Differences of Whole Numbers

For Students 4th - 6th Standards
Estimating is an essential skill used in everyday life. This presentation explains how to apply prior knowledge about rounding numbers to estimating sums and differences. Example problems and assessment include large numbers, making this...
Printables
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Houghton Mifflin Harcourt

Unit 2 Math Vocabulary Cards (Grade 5)

For Students 5th Standards
Twenty-eight flashcards make up a set designed to reinforce math vocabulary. Two styles of cards showcase either a bold-faced word or a corresponding definition card equipped with an example and labels. Terms include commutative property...

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