Cafeoutdoors.com: Modern Math

1. Teaching Math In 1950:

A logger sells a truckload of lumber for $100. His cost of production is 4/5 of the price. What is his profit?

2. Teaching Math In 1960:

A logger sells a truckload of lumber for $100. His cost of production is 4/5 of the price, or $80. What is his profit?

3. Teaching Math In 1970:

A logger sells a truckload of lumber for $100. His cost of production is $80. Did he make a profit?

4. Teaching Math In 1980:

A logger sells a truckload of lumber for $100. His cost of production is $80 and his profit is $20. Your assignment: Underline the number 20.

5. Teaching Math In 1990:

A logger 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 logger cut down their homes?
(There are no wrong answers.)

6. Teaching Math In 2005:

Un hachero vende una carretada de maderapara $100. El costo de La producciones es $80.

What's wrong with this picture???

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Member DU, Delta

Forgive your enemies, but never forget their names - John Kennedy