Key
Maths - GCSE Links - Intermediate 2
Chapter 21. Probability: in theory
This site includes a lottery simulator for you to try.
Your chances of winning are explained using
probability theory.
Chapter 24. Pattern power
Find out about the latest currency exchange rates at this
site and use the currency converter to do the calculations.
Chapter 29. Percentages and decimals
This site has some worksheets on income tax calculations
and considers how changes in taxation affect the economy.
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