Question

calcule (½)²+(⅖)+(¾)-¹ = ??​

Answer 1

${ (\frac{1}{2}) }^{2} + \frac{2}{5} + {( \frac{3}{4}) }^{ - 1} \\ \frac{1}{4} + \frac{2}{5} + \frac{4}{3} = \frac{15 + 24 + 80}{60}$

$= \frac{119}{60}$