(2,5 : 1/4) - (11/5 x 20 persen) =

Mapel : Math
Tentang : Pecahan

Penyelesaian :
[tex](2.5 \div \frac{1}{4} ) - ( \frac{11}{5} \times 20\%) \\ = ( \frac{25}{10} \times \frac{4}{1} ) - ( \frac{11}{5} \times \frac{20}{100} ) \\ = \frac{10}{1} - \frac{11}{25} = \frac{250}{25} - \frac{11}{25} \\ = \frac{239}{25} = 9 \frac{14}{25} [/tex]

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