(9)/(20)-(3)/(50) - subtract fractions

Solution for the given fractions

• 9/20 - 3/50 = ?
• The common denominator of the two fractions is: 100
• 9/20 = (5*9)/(5*20) = 45/100
• 3/50 = (2*3)/(2*50) = 6/100
• Fractions adjusted to a common denominator
• 9/20 - 3/50 = 45/100 - 6/100
• 45/100 - 6/100 = (45-6)/100
• (45-6)/100 = 39/100

Solution for the given fractions

$ \frac{9}{20 }-\frac{ 3}{50 }=? $

The common denominator of the two fractions is: 100

$ \frac{9}{20 }= \frac{(5*9)}{(5*20)} =\frac{ 45}{100} $

$ \frac{3}{50 }= \frac{(2*3)}{(2*50)} =\frac{ 6}{100} $

Fractions adjusted to a common denominator

$ \frac{9}{20 }-\frac{ 3}{50 }=\frac{ 45}{100 }-\frac{ 6}{100} $

$ \frac{45}{100 }-\frac{ 6}{100 }= \frac{(45-6)}{100} $

$ \frac{(45-6)}{100 }=\frac{ 39}{100} $

$ $

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