Question

8supra21×8 3supra4
cum se rezolva
$? \times \frac{?}{?} ]{?} |$
​

Answer 1

Răspuns:

$\frac{70}{21}$

Explicație pas cu pas:

$\frac{8}{21} * 8\frac{3}{4} = \frac{8}{21} *\frac{8*4+3}{4} = \frac{8}{21} * \frac{35}{4} = \frac{8*35}{21*4} = \frac{2*35}{21} = \frac{70}{21}$