- $\dfrac{1}{5}$ = $\dfrac{1}{2}$
Use "/" to separate numerator and denominator.

The correct answer is 7/10

Let the missing value be $x$

∴ $x$ - $\dfrac{1}{5}$ = $\dfrac{1}{2}$

$x$ = $\dfrac{1}{5}$ + $\dfrac{1}{2}$

$x$ = $\dfrac{(1 \times 2) + (1 \times 5)}{10}$ = $\dfrac{7}{10}$