(4)/(5)-(3)/(8) - subtract fractions

Solution for the given fractions

• 4/5 - 3/8 = ?
• The common denominator of the two fractions is: 40
• 4/5 = (4*8)/(5*8) = 32/40
• 3/8 = (3*5)/(5*8) = 15/40
• Fractions adjusted to a common denominator
• 4/5 - 3/8 = 32/40 - 15/40
• 32/40 - 15/40 = (32-15)/40
• (32-15)/40 = 17/40

Solution for the given fractions

$ \frac{4}{5 }-\frac{ 3}{8 }=? $

The common denominator of the two fractions is: 40

$ \frac{4}{5 }= \frac{(4*8)}{(5*8)} =\frac{ 32}{40} $

$ \frac{3}{8 }= \frac{(3*5)}{(5*8)} =\frac{ 15}{40} $

Fractions adjusted to a common denominator

$ \frac{4}{5 }-\frac{ 3}{8 }=\frac{ 32}{40 }-\frac{ 15}{40} $

$ \frac{32}{40 }-\frac{ 15}{40 }= \frac{(32-15)}{40} $

$ \frac{(32-15)}{40 }=\frac{ 17}{40} $

$ $

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