Issues on Form GSTR 9

iyappan balasubramaniyan (10 Points)

28 January 2020  
Sir/ Madem

how to solve difference between the GSTR 3B & GSTR 1 when preparing the Form GSTR
our client provided us his business sales only Rs.28,10.275/-. so i have filed it in GSTR 3B . But GSTR 1 is reflected Rs.33,45,177/-.

kindly guide me for further action.