Question

4целых3/4:1/4-2целых3/14*7целых

Answer 1

$4 \frac{3}{4} : \frac{1}{4} - 2 \frac{3}{14} *7 = \frac{19}{4} * \frac{4}{1} - \frac{31}{14} *7 = 19- \frac{31}{2} = 19-15,5 = 3,5$