Your credit card statement is the month's receipt, and it shows three numbers that confuse everyone: the statement balance, the current balance, and the minimum payment. To avoid interest completely, pay the statement balance in full by the due date. The minimum payment just keeps your account in good standing — the rest keeps growing interest.
Cards run on a monthly cycle. For about a month you charge things; then the cycle closes and the company prints a statement of everything in it. That statement is the bill. Everything since — the coffee this morning — belongs to next month's statement, even though the app shows it in your balance right now.
The three balances
Statement balance: the total of the closed cycle. This is the number to pay. Current balance: statement balance plus everything you have charged since — bigger, scarier, and not what is due. Minimum payment: the smallest amount that keeps you in good standing, usually a small slice of the balance. Paying only it is legal, current, and quietly expensive.
The grace period is your friend
Between the statement closing and the due date sit about three interest-free weeks — the grace period. Pay the statement balance in that window and the purchases cost you zero interest, every month, forever. Interest only starts when a balance rolls past a due date unpaid.
Your statement closes with a balance of $860 and a minimum payment of $35. Pay $860 by the due date: interest owed, $0. Pay only the $35 minimum and keep the balance hovering around $800 at a 24% APR: that is roughly $16 a month in interest, shrinking painfully slowly — and every new charge piles onto a balance that is already being charged rent.
The interest line, decoded
If you do carry a balance, the statement shows the interest charged that month and the rate behind it. It is figured on your average daily balance — which is why paying mid-cycle, not just at the deadline, trims it slightly: every day a dollar is paid off is a day it stops being charged.