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Math: Subtraction Discuss this eTheme

Learn how to subtract using the rule of regrouping. These sites have online lessons, PowerPoint presentations, and a rhyme that can help kids to understand how regrouping works. Includes printable worksheets and puzzles, online exercises and games. This page also includes a link to another eThemes resource on addition and subtraction.


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Created: September 30, 2004 at 05:52 | Updated: February 11, 2013 at 20:18