Question

Copy and multiply
$2\frac{3}{4}\times 4\frac{4}{5}\times 6\frac{3}{8}$

Answer 1

$(2\frac{3}{4}\times 4\frac{4}{5})6\frac{3}{8}$

$(\frac{8+3}{4}\times \frac{20+4}{5})\times \frac{48+3}{8}$

$\frac{11}{4}\times \frac{24}{5}\times \frac{51}{8}=\frac{33\times 51}{20}=\frac{1683}{20}$