(9)/(10)-(57)/(100) - subtraction of fractions

Solution for the given fractions

• 9/10 - 57/100 = ?
• The common denominator of the two fractions is: 100
• 9/10 = (9*10)/(10*10) = 90/100
• 57/100 = (1*57)/(1*100) = 57/100
• Fractions adjusted to a common denominator
• 9/10 - 57/100 = 90/100 - 57/100
• 90/100 - 57/100 = (90-57)/100
• (90-57)/100 = 33/100

Solution for the given fractions

$ \frac{9}{10 }-\frac{ 57}{100 }=? $

The common denominator of the two fractions is: 100

$ \frac{9}{10 }= \frac{(9*10)}{(10*10)} =\frac{ 90}{100} $

$ \frac{57}{100 }= \frac{(1*57)}{(1*100)} =\frac{ 57}{100} $

Fractions adjusted to a common denominator

$ \frac{9}{10 }-\frac{ 57}{100 }=\frac{ 90}{100 }-\frac{ 57}{100} $

$ \frac{90}{100 }-\frac{ 57}{100 }= \frac{(90-57)}{100} $

$ \frac{(90-57)}{100 }=\frac{ 33}{100} $

$ $

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