Today we will be using negative numbers in context
Delve into the impact of temperature changes as you order cities from coldest to hottest and calculate temperature differences on your journey. Explore the concept of negative numbers with real-life examples like bank accounts. Discover how negative numbers are used beyond mathematics in everyday scenarios.
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Presentation Transcript
Today we will be using negative numbers in context
City Line Up in Order of Temperature Coldest to Hottest If I travel instantly from London to Madrid Does the temperature rise or fall? By how much? Madrid to Moscow? Moscow to Montreal? Cairo is 30 warmer than Montreal What is the temperature in Cairo?
In Pairs Arrange the City cards beside the Temperature Change cards. City cards Temperature Change cards You can then write in the correct temperature at Moscow Work out all the missing temperatures in this way.
Where else are negative numbers used? Bank accounts 400 Pay in 150. Pay in another 100. Spend 200. Spend another 200. 200 0 - 200 - 400 How much money do you have in your bank account now? What does this actually mean? So why don t you hear people say they have negative 150? With money, we say overdrawn rather than negative , but it means the same thing!
London 13oC
Moscow -8oC
Montreal -11oC
Madrid 20oC
