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•19d ago
Built a calculator that shows its work, not just the answer
Hey everyone! I've been working on Turborechner, a free online calculator hub, and wanted to share one of the tools: a percentage calculator.
Here's a weird thing percentages are everywhere in daily life, but most of us just trust the number on the receipt/app without actually knowing how it's calculated. That 20% off tag, your loan's interest rate, the battery percentage on your phone, even your exam grade it's all percentages, and yet almost nobody checks the math behind them.
So I built a calculator that doesn't just give you an answer it shows the actual formula and step-by-step working behind every result.
It handles 7 different percentage problems in one tool: