Question

4/7 умножить на 21/16 - 15/16, умножить на 1/3.

Answer 1

$\frac{4}{7}*\frac{21}{16} -\frac{15}{16} *\frac{1}{3} =\frac{3}{4} -\frac{5}{16} =\frac{12}{16} -\frac{5}{16} =\frac{7}{16}$