(21)/(22)-(7)/(11) - subtraction of fractions

Solution for the given fractions

• 21/22 - 7/11 = ?
• The common denominator of the two fractions is: 22
• 21/22 = (1*21)/(1*22) = 21/22
• 7/11 = (2*7)/(2*11) = 14/22
• Fractions adjusted to a common denominator
• 21/22 - 7/11 = 21/22 - 14/22
• (21-14)/22 = 7/22

Solution for the given fractions

$ \frac{21}{22 }-\frac{ 7}{11 }=? $

The common denominator of the two fractions is: 22

$ \frac{21}{22 }= \frac{(1*21)}{(1*22)} =\frac{ 21}{22} $

$ \frac{7}{11 }= \frac{(2*7)}{(2*11)} =\frac{ 14}{22} $

Fractions adjusted to a common denominator

$ \frac{21}{22 }-\frac{ 7}{11 }=\frac{ 21}{22 }-\frac{ 14}{22} $

$ \frac{(21-14)}{22 }=\frac{ 7}{22} $

$ $

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