Question

Find the cube of each of the following:
(i) $-3\frac{1}{3}$
(ii) $2.5$

Answer 1

$1){\left(-3\frac{1}{3}\right)}^3={\left(-\frac{10}{3}\right)}^3=\frac{-1000}{27}$

$2)(2.5{)}^3={\left(\frac{25}{10}\right)}^3=15.625$