ARITHMOMANIAC
SMARTER WAY to multiply numbers close to 10
<p>&amp;amp;amp;lt;p&amp;amp;amp;gt;&amp;amp;amp;amp;amp;amp;lt;br&amp;amp;amp;amp;amp;amp;gt;g&amp;amp;amp;lt;/p&amp;amp;amp;gt;</p>
http://www.glad2teach.co.uk/fast_maths_calculation_tricks.htm
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