Solution Provider

What is ${7} \dfrac{1}{7} - {6}\dfrac{1}{5}$?
A. $\dfrac{33}{35}$
B. $ {1} \dfrac{33}{35}$
C. $ {2} \dfrac{33}{35}$
D. $ {4} \dfrac{33}{35}$
E. $ {3} \dfrac{33}{35}$