Question

cuanto equivale
2 7/8 de 4 km

Answer 1

2 7/8 = (2*8 +7)/8 = ( 16 +7)/8 = 23/8
2 /78 de 4 =
23/8 * 4 = 
23*4/8  Simplificando el 4
23/2=11,5Km

2 /7/8 de 4 km es = 11,5km

Answer 2

$2 \frac{7}{8} =\frac{23}{8} \\ \\ =\ \textgreater \ de = x (multiplicacion ) \\ \\ \frac{23}{8} * 4 km \\ \\ ====\ \textgreater \ \frac{23}{2}$km