kids812
kids812
08-01-2015
Mathematics
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1/5 + 20.3 - (-5 3/5)
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konrad509
konrad509
08-01-2015
[tex]\dfrac{1}{5}+20.4-\left(-5 \dfrac{3}{5}\right)=\\ \dfrac{1}{5}+20\dfrac{4}{10}-\left(-\dfrac{28}{5}\right)=\\ \dfrac{1}{5}+20\dfrac{2}{5}+\dfrac{28}{5}=\\ \dfrac{29}{5}+\dfrac{102}{5}=\\ \dfrac{131}{5}=26\dfrac{1}{5} [/tex]
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