Find the Difference Between $7 \frac { 7 } { 10 }$

Multiple Choice

Find the difference between $7 \frac { 7 } { 10 }$ and $4 \frac { 1 } { 4 }$ .

A) $3 \frac { 27 } { 50 }$
B) $2 \frac { 9 } { 20 }$
C) $2 \frac { 27 } { 50 }$
D) $2 \frac { 9 } { 140 }$
E) $3 \frac { 9 } { 20 }$