50/30/20 Budget Calculator
Split income into needs, wants and savings.
A simple budgeting rule: 50% needs, 30% wants, 20% savings/debt.
The math behind it
needs = income × 0.5; wants = × 0.3; savings = × 0.2 (after-tax income).
Worked example
$4,000 → $2,000 / $1,200 / $800.
FAQ
Strict rule?
It's a guideline — adjust to your situation.