Financial Literacy
Build confidence with UK financial calculations. Each exercise generates unlimited random questions with instant feedback and worked solutions — no sign-up required.
Practise finding percentages, percentage change and reverse-percentage problems with instant feedback.
Practise adding 20% VAT, removing VAT from gross prices and working with the 5% reduced rate.
Build intuition for how compound interest grows savings and debts over time with worked examples.
Practise calculating UK Income Tax manually using the 2025/26 bands for England and Scotland.
Practise converting GBP to EUR, PLN, UAH and RON using realistic exchange rates.
Understanding the maths behind tax, VAT and interest rates helps you make better financial decisions — from checking your payslip and VAT invoices to comparing savings accounts and understanding what a pay rise is really worth. Each exercise here is grounded in real UK figures so the numbers you practise with are the ones you will actually encounter.