Archive for the 'Place Value' Category


Decimals—Adding and Subtracting

Monday, June 15th, 2009 3:25 pm

Written by: Terese Herrera

Do you find that your middle school students still become confused with decimals? Not unusual! The resources here offer support in explaining the concepts underpinning addition and subtraction of decimals, in particular, place value. They also include demonstrations of addition and subtraction and opportunities for practice. The goal for students, as stated in NCTM’s Focal […]

Posted in Topics: Arithmetic, Decimals, Math, Number and Operations, Place Value, Quick Takes

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Those Dicey Decimals!

Tuesday, March 4th, 2008 12:40 pm

Written by: Kimberly Lightle

Understanding decimals is a “must” and practice with them a basic necessity. The first two resources here feature games that encourage practice at varying levels of mastery. The third site offers a visual, interactive experience in comparing decimal values, while the last site provides short, self-contained lessons and practice on individual topics.
MathFROG
MathFROG stands for […]

Posted in Topics: Decimals, Fractions, Math, Number and Operations, Place Value, Quick Takes

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