Type your extra monthly payment in the blue cell. Everything else reads MY DEBTS.
WHERE YOU STAND
Number of debts—
TOTAL DEBT—
Total minimum payments—
Weighted average interest rate—
Interest you pay this month alone—
PAYING ONLY THE MINIMUMS
Months to debt-free—
That is this many years—
Total interest paid—
ADDING YOUR EXTRA PAYMENT
New total monthly payment—
MONTHS TO DEBT-FREE—
That is this many years—
Total interest paid—
WHAT THE EXTRA BUYS YOU
Months sooner you finish—
INTEREST SAVED—
Every $1 extra saves you this much—
My Debts
One debt per row. The last three columns fill themselves in.
Debt
Balance
Rate (APR)
Minimum payment
Months at minimum
Snowball order
Avalanche order
1
—
—
—
2
—
—
—
3
—
—
—
4
—
—
—
5
—
—
—
6
—
—
—
7
—
—
—
Where that leaves you
—
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Last updated: October 2026
Educational estimates only. These calculators and workbooks do the arithmetic on the figures you enter; they are general-purpose tools, not financial, investment, tax, legal, lending, insurance or construction advice, and no result is a quote, an offer, or a guarantee of any outcome. Results depend entirely on your inputs and assumptions. Verify anything you intend to rely on with a licensed professional — a CPA, attorney, lender, licensed contractor, or your own agent. WorkbookBarn and Marcos Gil accept no liability for decisions made using these tools. Marcos Gil is a licensed Kentucky real estate agent (License No. 296259) and is not a lender, CPA or attorney.