Question

Выполните действие 2)

Answer 1

Ответ:

$1\frac{5}{7} -4\frac{3}{13}:1\frac{19}{26}=\frac{12}{7}-\frac{55}{13}:\frac{45}{26}=\frac{12}{7}-\frac{55}{13}*\frac{26}{45}=\frac{12}{7}-\frac{11}{1}*\frac{2}{9}=\frac{12}{7}-\frac{22}{9}=\frac{108-154}{63}=-\frac{46}{63}$