Question

Please help me by solving this please​

Answer 1

Answer:

1/250

Step-by-step explanation:

$[(4)^{-1} -(5^{-1} )]^{2} *(\frac{5}{8}) ^{-1} \\\\( \frac{1}{4} -\frac{1}{5} )^{2} * \frac{8}{5} \\\\( \frac{5-4}{20} ) ^{2}*\frac{8}{5}\\\\\frac{1}{400}*\frac{8}{5} \\\\\frac{1}{250}$