Question

4 2/3 умножить на 7 1 /12 -6 1/12 умножить на 4 2/3

Answer 1

$4 \frac{2}{3} * 7 \frac{1}{12} - 6 \frac{1}{12}*4 \frac{2}{3} = \frac{14}{3} * \frac{85}{12} - \frac{73}{12} * \frac{14}{3} = \frac{1190}{36} - \frac{1022}{36} = \frac{168}{36}= \frac{14}{3} =4 \frac{2}{3}$