Billing account

GOOD DAY<br> I Have an account with Homechoice and i have been recieving statement from them, they handed over my account cause i was not paying, then last year i started paying and two weeks back i called them cause i wanted to settle the account, the last statement that they sent me says i owing R1 268.00, when i called them cause i wanted to settle the account they then told me that the statement is wrong im owing R1644.22. im not going to pay this amount this is not my fault i have all the statement from them. they must please sort it out cause i want to settle the account. please they must sort this out as soon as possible.