Question

15 / 6 2/3 =Ο Α. 100 1/4Ο Β. 2 3/4C. 2 1/4 D. 100

Answer 1

$6\frac{2}{3}=\frac{20}{3}$

use the following property:

$\frac{a}{b}\div\frac{c}{d}=\frac{ad}{bc}$

so:

$\frac{15}{1}\div\frac{20}{3}=\frac{15\cdot3}{20\cdot1}=\frac{45}{20}=\frac{9}{4}=2\frac{1}{4}$