gstr3B query

Dear Sir,
This is my query is we have submitted GSTR 3B for the month of April 2018 and by mistake entered the taxable amount Rs. 87444500.00 instead Rs. 8744450.00. Tax amount are currect file This is numerical mistake.how to rectifie this mistake. Can I fill next month return file taxable amount Rs. 1 when till time exceed amount adjusted. Please guide me....