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Date Posted: 11:22:59 02/20/08 Wed
Author: EJetson
Subject: Re: This example made me die laughing.
In reply to: Lynx 's message, "This example made me die laughing." on 11:03:57 02/20/08 Wed

>The following examples may help to clarify the
>difference between the new and old math.
>
>1960: A logger sells a truckload of lumber for $100.
>His cost of production is 4/5 of this price. What is
>his profit?
>
>1970 (Traditional math): A logger sells a truckload of
>lumber for $100. His cost of production is $80. What
>is his profit?
>
>1975 (New Math): A logger exchanges a set L of lumber
>for a set M of money. The cardinality of set M is 100
>and each element is worth $1.
>
>(a) make 100 dots representing the elements of the set
>M
>(b) The set C representing costs of production
>contains 20 fewer points than set M. Represent the set
>C as a subset of the set M.
>(c) What is the cardinality of the set P of profits?
>
>1990 (Dumbed-down math): A logger sells a truckload of
>lumber for $100. His cost of production is $80 and his
>profit is $20. Underline the number 20.
>
>1997 (Whole Math): By cutting down a forest full of
>beautiful trees, a logger makes $20.
>
>(a) What do you think of this way of making money?
>(b) How did the forest birds and squirrels feel?
>(c) Draw a picture of the forest as you'd like it to
>look.
>
>
>Lynx comments: Our school system must have been on
>the leading edge of New Math, because I had it in the
>early sixties when I first started school.



I guess we were on the backend of it, as I never learned this stuff.

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