October 2026
All articles published in October 2026.
How Credit Card Interest Is Calculated: Daily Rates, Average Daily Balance, and Grace Periods
Card issuers charge interest daily on your average daily balance. We walk through the math with a real billing cycle and show why minimum payments on ,000 cost ,241 in interest.
Read Article15-Year vs. 30-Year Mortgage: The Payment, the Interest, and the Trade-Off
On a 0,000 loan at current rates, the 15-year mortgage costs 6 more a month and saves about 0,000 in interest. We break down qualifying, cash flow, and whether investing the difference still pays.
Read ArticleLeasing vs. Buying a Car: Which Costs Less Over 6 Years?
The lease payment is lower, but the six-year total tells a different story. We ran both options on the same ,000 car, including the one situation where leasing comes out even.
Read ArticleRun the numbers yourself.
Free financial calculators for compound interest, mortgages, savings, retirement and more — no sign-up.