Question

7,6÷(-1 4/15)-(-9,75)÷1 1/12
помогите пожалуйста

Answer 1

$7.6 div ( - 1 frac{4}{15} ) - ( - 9.75) div 1 frac{1}{12} = - frac{38}{5} times frac{15}{4} + frac{39}{4} times frac{1}{12} = - 19 times frac{3}{2} + frac{13}{4} times frac{1}{4} = - frac{57}{2} + frac{13}{16} = - frac{443}{16} = - 27 frac{11}{16}$