Perform the operation involving rational numbers. Be sure to express your answer in reduced form. $\frac { 5 } { 9 } - \frac { 3 } { 8 }$
A) $\frac { 1 } { 71 }$
B) $\frac { 13 } { 72 }$
C) $\frac { 72 } { 13 }$
D) $\frac { 67 } { 72 }$

Question

Quizplus · Accepted Answer

To subtract these fractions, find a common denominator, which is 72. Convert each fraction: $\frac{5}{9} = \frac{40}{72}$ and $\frac{3}{8} = \frac{27}{72}$. Subtracting gives $\frac{40}{72} - \frac{27}{72} = \frac{13}{72}$.

Perform the Operation Involving Rational Numbers 59−38\frac { 5 } { 9 } - \frac { 3 } { 8 }95​−83​

Perform the Operation Involving Rational Numbers $\frac { 5 } { 9 } - \frac { 3 } { 8 }$