Question

5 2/3 divided by -1 2/15

Answer 1

$5\frac{2}{3}:(-1\frac{2}{15})=\frac{5\times3+2}{3}:(-\frac{1\times15+2}{15})=\frac{15+2}{3}:(-\frac{15+2}{15})\\\\=\frac{17}{3}:(-\frac{17}{15})=\frac{17}{3}\times(-\frac{15}{17})=\frac{1}{3}\times(-\frac{15}{1})=-\frac{15}{3}=-5$