Question

10,9-2,16/19*(2,27+9,792:6,4)+(5,11/14-4,20/21):3,11/63=

Answer 1

1)9,792:6,4=1,53
2)2,27+1,53=3,3
3)5/6
4)9 5/9
5)21/80
6)1 31/90
7)1 437/720