Exchange Rates

MathematicsAQAEdexcelGCSEUnit: Ratio & Proportion
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The basics

Planning Your Holiday Budget

Planning Your Holiday Budget

You're planning a trip to Europe and need to work out how much money to take. The exchange rate from pounds to euros is £1 = €1.15, but the bank charges commission. How much will €500 actually cost you? Understanding exchange rates helps you budget for travel, compare prices internationally, and understand global economics.

What is an exchange rate?: The rate at which one currency can be exchanged for another currency.
Key terms

Mathematics glossary

What is an exchange rate?
The rate at which one currency can be exchanged for another currency.
What is a fixed fee in currency exchange?
A set amount charged regardless of the transaction size (e.g., £5 per transaction).
Exam tip

Earn the mark scheme marks

Exchange Rate Tips

  • Check the direction: Make sure you're multiplying or dividing correctly
  • Commission timing: Some apply commission to original amount, others to converted amount
  • Round sensibly: Currency amounts usually round to 2 decimal places
  • Compare total cost: Include all fees when comparing exchange services
  • Inverse rates: If given EUR/GBP = 0.87, then GBP/EUR = 1 ÷ 0.87 = 1.15
  • Multi-step conversions: GBP → USD → JPY requires two exchange rates
  • Real-world context: Consider whether rates seem reasonable (£1 ≈ $1.20-1.30)

Now try it yourself

Quiz · Question 1 of 12

The exchange rate is £1 = €1.15. How many euros would you get for £100?

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