barrowboy, why strain your brain when you can use an internet...

barrowboy, why strain your brain when you can use an internet website to calculate for you. Obviously you went to school in the 1970s....



1. Teaching Maths In 1970

A logger sells a truck load of timber for $1000.
His cost of production is 4/5 of the selling price.
What is his profit?


2. Teaching Maths In 1980


A logger sells a truck load of timber for $1000.
His cost of production is 4/5 of the selling price, or $800.
What is his profit?


3. Teaching Maths In 1990
A logger sells a truck load of timber for $1000.
His cost of production is $800.
Did he make a profit?


4. Teaching Maths In 2000
A logger sells a truck load of timber for $1000.
His cost of production is $800 and his profit is $200.
Your assignment: Underline the number 200.


5. Teaching Maths In 2008
A logger cuts down a beautiful forest because he is totally 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 $200. 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 logger cut down their homes? (There are no wrong answers.
If you are upset about the plight of the animals in question counselling will be available)


6. Teaching Maths 2018

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