Sip & Learn · Week 1 · Thu Jul 9
Girl / Boy Math
Personal Finance Edition
The funny lies your brain tells you about money — and the real math hiding underneath. Slide through the full deck, then use the tools below to run the numbers on your own situation.
Companion Tools
Run the numbers on your own situation. All calculators work offline — nothing is sent anywhere.
Investment Growth
How much does starting early actually matter? Move the sliders and watch the gap open up.
Budget Builder
Give every dollar a job. The classic 50/30/20 is a starting point — adjust the split until it fits your life.
rent, food, bills
fun, treats, subscriptions
save, invest, debt
Debt Payoff Calculator
See exactly how long minimum payments keep you paying — and what an extra $50/month actually does.
Emergency Fund Goal
One bad month without a buffer = new debt. Find your target and see how fast you can get there.
Girl/Boy Math Translator
See the real price tag — cost per actual use, or what that money becomes if you invest it instead.
Not “never buy it.” Just — see the real price tag before you decide.