Tatsouka 2009

Posted byKyongil Yoon
What is the value of $4$ $\dfrac{1}{2}$ $-$ $3$ $\dfrac{5}{7}$?
A. $\dfrac{4}{3}$
B. $\dfrac{2}{3}$
C. $1$
D. $\dfrac{11}{14}$
E. $\dfrac{31}{14}$