If i Have turnover of RS 100000 in gstr3b of 17-18 and and 90000 in GSTR 1 And now in annual return I am filing with turnover of RS 100000 which is an actual turnover. What will be effect on next GSTR1 . Do I need to show bill in next GSTR 1 for 17-18 . Or no need to do that entry or add invoice in it?