Question

(3/25-4/25):(1-2/5)•(10-9/16)=

Answer 1

$displaystyle ( frac{3}{25}- frac{4}{25}):(1- frac{2}{5})*(10- frac{9}{16})= -frac{1}{25}: frac{3}{5}* frac{151}{16}= \ \ \ =- frac{1}{25}* frac{5}{3}* frac{151}{16}=- frac{1}{15}* frac{151}{16}=- frac{151}{240};$