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Last Updated: September 27, 2026
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Want to help your students think through a subtraction problem instead of following a memorized algorithm? my mini ... Subtraction Strategy - Keeping a A great way to do mental math without resorting to the standard algorithm! This video shows how to use the number talks subtraction strategy of This is one of the most advanced mental math strategies for subtraction and should be taught at the end of your subtraction unit. For some this visual of the football chains may help strengthen your understanding of ... by either adding or subtracting the same amount to each number I am maintaining a
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