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Name: |
Psycho
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Subject: |
Evolution of math
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Date:
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5/7/2009 1:30:51 PM
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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?
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