Question

produsul fractiilor 28/45 si 75/63 este....​

Answer 1

$\frac{28}{45} \times \frac{75}{63} = \frac{4}{45} \times \frac{75}{9} = \frac{4}{3} \times \frac{5}{9} = \frac{4 \times 5}{3 \times 9} = \frac{20}{27}$