Question

Numărul de 7 ori mai mare decât 28 supra 13

Answer 1

$\frac{28}{13} \times 7 = \frac{28 \times 7}{13} = \frac{196}{13}$

196/13 e numarul de 7 ori mai mare decat 28/13

Answer 2

$7 \times \frac{28}{13} = \frac{7}{1} \times \frac{28}{13} = \frac{7 \times 28}{1 \times 13} = \frac{196}{13}$