(7)/(5)-(11)/(9) - subtraction of fractions

Solution for the given fractions

• 7/5 - 11/9 = ?
• The common denominator of the two fractions is: 45
• 7/5 = (7*9)/(5*9) = 63/45
• 11/9 = (5*11)/(5*9) = 55/45
• Fractions adjusted to a common denominator
• 7/5 - 11/9 = 63/45 - 55/45
• 63/45 - 55/45 = (63-55)/45
• (63-55)/45 = 8/45

Solution for the given fractions

$ \frac{7}{5 }-\frac{ 11}{9 }=? $

The common denominator of the two fractions is: 45

$ \frac{7}{5 }= \frac{(7*9)}{(5*9)} =\frac{ 63}{45} $

$ \frac{11}{9 }= \frac{(5*11)}{(5*9)} =\frac{ 55}{45} $

Fractions adjusted to a common denominator

$ \frac{7}{5 }-\frac{ 11}{9 }=\frac{ 63}{45 }-\frac{ 55}{45} $

$ \frac{63}{45 }-\frac{ 55}{45 }= \frac{(63-55)}{45} $

$ \frac{(63-55)}{45 }=\frac{ 8}{45} $

$ $

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