Question

Como resolver isto para dar 81/6

Answer 1

$5^3:5^2+(\frac{1}{4})^2=5+\frac{1}{16}=\frac{81}{16}$

Answer 2

$\boxed{ \frac{5^3}{5^2} + ( \frac{1}{4})^2 = 5^{3-2} + \frac{1}{16} = 5+\frac{1}{16} = \frac{80+1}{16} = \frac{81}{16}}$

Espero ter ajudado. :))