Clear, fact-checked explainers and free calculators for money, business and tech — written so anyone can understand them.
When more money chases the same goods — or it costs more to make them — sellers raise prices. That steady rise is inflation, and it slowly shrinks what your savings can buy.
Try the inflation calculator →Run the numbers, then read why they work.
HOW WE EXPLAIN
Every explainer starts simple, then goes as deep as you want. Here's compound interest:
Your money earns money — then that money earns money too.
Interest is added to your balance, so each period's interest is calculated on a bigger number.
A = P(1 + r/n)nt
Principal, rate, compounding periods per year, years.
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