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Home > Maths quizzes > Grade 3 Quizzes > Exchange rates
Grade 3 • 3J • 10 Questions (30 Marks)
Explanation:
An exchange rate tells you how much of a foreign currency is equal to £1 (for example, £1 = $1.25 or £1 = €1.16). To convert from £1 into the foreign currency, multiply by the exchange rate.
To convert back from the foreign currency into £, divide by the exchange rate. When comparing prices of an item in two different countries, convert both prices into the same currency first, then subtract to find the difference.
Example 1: The exchange rate is £1 = €1.15.
(a) Change £320 into euros.
(b) Change €299 into pounds.
Solution:
Example 2: A watch costs £140 in London and $189 in New York. Given £1 = $1.26, where is the watch cheaper and by how much in £?
Solution: