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💰 Money
Discounts, interest, budgets — math at its most practical. Knowing how to compute money is step one of financial literacy.
10 topics
- 01🛒Discounts & PercentagesA percent is a slice of every hundred. Read it well and every sale tag becomes easy math.Lesson 1 of 10
- 02🏦Simple & Compound InterestSimple interest pays the same every year; compound interest pays interest on the interest. Two curves, two worlds.Lesson 2 of 10
- 03🧾Making a BudgetIncome minus expenses is what is left. The 50/30/20 rule lines up every piece of money before it is spent.Lesson 3 of 10
- 04🏷️Unit PriceTotal ÷ quantity settles big pack against small pack in ten seconds — the pro shopper's secret.Lesson 4 of 10
- 05💼Pay & WagesHourly wage or monthly salary, gross or net — every number on a payslip hides a simple formula. Learn to read them all.Lesson 5 of 10
- 06💱Currency ExchangeAn exchange rate is the price of money — multiply one way, divide the other, and every counter transaction turns into mental arithmetic.Lesson 6 of 10
- 07🗓️Periodic Compounding & APRSame 10% on the sign, yet yearly, monthly and daily compounding end the year with different amounts — read the fine print behind every rate.Lesson 7 of 10
- 08🏛️Taxes & Deductions BasicsThe paycheck always arrives a little lighter — income tax, social insurance and sales tax each carry a simple formula.Lesson 8 of 10
- 09💳Debt and LoansBorrowing feels easy until interest grows daily — compound interest, working in reverse, rolls your debt into a snowball.Lesson 9 of 10
- 10🪴Investing BasicsSaving is steady but slow, investing faster but riskier. Meet the risk-return seesaw and put time to work.Lesson 10 of 10