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In-depth explanations of French amortization, rate conventions, and financial mathematics.

April 3, 2026

15-Year vs 30-Year Loans: Making the Right Choice

Compare the tradeoffs between shorter and longer loan terms, understand the impact on monthly payments and total interest, and learn which option fits your financial situation.

March 31, 2026

The Power of Extra Payments

Learn how making extra payments toward your principal can dramatically reduce total interest and shorten your loan term.

March 31, 2026

Understanding Your Amortization Schedule

Learn how to read an amortization schedule, what each column means, and how to identify patterns in your loan repayment over time.

March 31, 2026

APR vs EAR: Why the Difference Matters

Understand the difference between nominal APR and effective annual rate, and learn why EAR is the correct rate to use in financial calculations.

March 31, 2026

Biweekly vs Monthly Payments: Does It Really Matter?

Explore whether switching from monthly to biweekly payments actually saves money, and understand the mechanics behind more frequent payment schedules.

March 25, 2026

The Math Behind French Amortization

A deep dive into the annuity formula, periodic rate conversion, and how each payment splits between interest and principal over the life of a French loan.

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