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Question 1014928: Please explain how to teach multiplying negative numbers with a visual?
Answer by fractalier(6550)   (Show Source):
You can put this solution on YOUR website! When you multiply any number by a negative number you reverse its direction, so that
---------->
becomes
<--------------------
When the number is originally negative, and pointed to the left on a number line, reversing it changes it into a positive...thus
<----------
becomes
-------------------->
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