(3)/(20)-(3)/(10) - subtract fractions

Solution for the given fractions

• 3/20 - 3/10 = ?
• The common denominator of the two fractions is: 20
• 3/20 = (1*3)/(1*20) = 3/20
• 3/10 = (2*3)/(2*10) = 6/20
• Fractions adjusted to a common denominator
• 3/20 - 3/10 = 3/20 - 6/20
• (3-6)/20 = -3/20

Solution for the given fractions

$ \frac{3}{20 }-\frac{ 3}{10 }=? $

The common denominator of the two fractions is: 20

$ \frac{3}{20 }= \frac{(1*3)}{(1*20)} =\frac{ 3}{20} $

$ \frac{3}{10 }= \frac{(2*3)}{(2*10)} =\frac{ 6}{20} $

Fractions adjusted to a common denominator

$ \frac{3}{20 }-\frac{ 3}{10 }=\frac{ 3}{20 }-\frac{ 6}{20} $

$ \frac{(3-6)}{20 }= -\frac{3}{20} $

$ $

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