Teaching Math

NickW

Active Member
Messages
796
Years of Math 1950 - 2010

Last week I purchased a burger at Burger King for $1.58. The counter girl took
my $ 2 and I was digging for my change when I pulled 8 cents from my pocket
and gave it to her. She stood there, holding the nickel and 3 pennies, while
looking at the screen on her register. I sensed her discomfort and tried to
tell her to just give me two quarters , but she hailed the manager for help.
While he tried to explain the transaction to her, she stood there and cried.
Why do I tell you this? Because of the evolution in teaching math since the
1950s:

1. Teaching Math In 1950s

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 1960s

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 1970s

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

4. Teaching Math In 1980s

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 1990s

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, and if you feel like crying, it's ok. )

6. Teaching Math In 2009

Un hachero vende una carretada de maderapara $100. El costo de la producciones
es $80. Cuanto dinero ha hecho?

7. Teaching Math In 2010
Who cares, just steal the lumber from your rich neighbor's property. He won't
have a gun to stop you, and the President says it's OK anyway cuz its
redistributing the wealth!!!
 

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