Question

номер 640 2пример 4/5•2 1/2:6=?
$\frac{4 \\ }{5} \times 2 \frac{1}{2} \div 6$
​

Answer 1

4/5 х 2 1/2:6
4/5 х 5/2:6
4/2 :6
4/2 х 1/6
2/2 х 1/3
=1/3