The Evolution of Math

husker rob

All-American
Math 1950 - 2005

>

> 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 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 n o wron g answers.)

>

> 6.Teaching Math In 2005

> Un hachero vende una carretada de maderapara $100. El costo de la

> producciones es $80.

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