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Q&A #19305


Common Mistakes in Addition and Subtraction

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Description:  Common errors and misconceptions in primary math.
Level:  Early Elem. (PreK-2)
Math topic:  Arithmetic/Early Math
Ed. topic:  General Programs/Approaches

Original Question/Response
28 Jan 08   Common Mistakes in Addition and Subtraction by Alex Britez
04 Feb 08   Re: Common Mistakes in Addition and Subtraction by Ralph

Public Discussion
14 Aug 14   Math by Abina rai

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