Question

27supra 98 inmultit cu 21 supra 81

Answer 1

567 supra 7938 simplificat cu 567=  14

Answer 2

$\frac{27}{98} * \frac{21}{81}= \frac{2187}{7938} * \frac{2058}{7938}= \frac{2187*2058}{7938*7938} = \frac{4500846}{63011844}= \frac{1}{14}$