Interactive learning

Learn by changing the numbers.

These tools are educational demonstrations. Adjust assumptions and see how the underlying math behaves.

Compound interest

Investment growth

Starting amount Annual return assumption (%) Years Monthly contribution

Estimated ending value$144,573

Illustrative math only; not a forecast of investment returns.

Inflation

Amount today Inflation assumption (%) Years

Equivalent purchasing power$55

Debt

Balance APR (%) Monthly payment

Approximate payoff time40 months

Bitcoin concept demo

Relative hash rate 600Relative difficulty 120

Relative work capacity5.00×

This is a conceptual visualizer, not a mining-profitability calculator.