Question

$\frac{2}{3}$ : 0,4
$\frac{0.6}{0.7} }$

Answer 1

2/3:0,4=2/3:4/10=2/3*10/4=10/6=1 4/6=1 2/3
0,6:0,7=6/10:7/10=6/10*10/7=6/7