Question

(9/14 - 11/21): 1 2/3=?
Помогите пожалуйста

Answer 1

$( \frac{9}{14} - \frac{11}{21} ) \div 1 \frac{2}{3} = ( \frac{9 \times 3}{42} - \frac{11 \times 2}{42} ) \div \frac{5}{3} = \frac{27 - 22}{42} \times \frac{3}{5} = \frac{5 \times 3}{42 \times 5} = \frac{1}{14}$

Answer 2

=(27/42 - 22/42):5/3=1/14