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1 over 2 minus 2 over 5

 Jun 1, 2015

Best Answer 

 #1
avatar+4709 
+13

$$\frac{1}{2}-\frac{2}{5}\\\\
$The LCD (Lowest common denominator) is 10 (not doing five because it will give a negative)\\\\$
\\\frac{1\times5}{2\times5}-\frac{2\times2}{5\times2}\\\\
\frac{5}{10}-\frac{4}{10}\\\\
=\;\frac{1}{10}$$

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 Jun 1, 2015
 #1
avatar+4709 
+13
Best Answer

$$\frac{1}{2}-\frac{2}{5}\\\\
$The LCD (Lowest common denominator) is 10 (not doing five because it will give a negative)\\\\$
\\\frac{1\times5}{2\times5}-\frac{2\times2}{5\times2}\\\\
\frac{5}{10}-\frac{4}{10}\\\\
=\;\frac{1}{10}$$

MathsGod1 Jun 1, 2015
 #2
avatar+118613 
+3

That is an excellent answer MG  

 Jun 1, 2015

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