Teaching Maths through the Ages
Have you noticed how, when electronic devices such as calculators
and tills cease to function in shops, many assistants are unable
to even work out the change from a €5 note when the article
price is €4,99. Perhaps it's due to the ever changing methods of
teaching maths.
Teaching Maths In 1950
A man sells a truckload of lumber for €100. His cost of
production is 4/5 of the price. What is his profit?
Teaching Maths In 1960
A man sells a truckload of lumber for €100. His cost of
production is 4/5 of the price, or €80. What is his profit?
Teaching Maths In 1970
A man sells a truckload of lumber for €100. His cost of
production is €80. Did he make a profit?
Teaching Maths In 1980
A man sells a truckload of lumber for €100. His cost of
production is €80 and his profit is €20. Underline the number 20
Teaching Maths In 1990
A man cuts down a beautiful forest because he is selfish and
inconsiderate and cares nothing for the habitat of animals or
the preservation of our woodlands. He does this so he can make a
profit of €20. What do you think of this way of making a living?
Topic for class participation after answering the question: How
did the birds and squirrels feel as the man cut down their
homes? (There are no wrong answers.)
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