Ithaca 37
New member
Evolution of Math
>
>Last week when purchasing 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:
>
>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?
>
>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?
>
>Teaching Math In 1970
>
>A logger sells a truckload of lumber for $100. His cost of production
>is $80. Did he make a profit?
>
>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.
>
>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.)
>
>Teaching Math In 2005
>
>Un hachero vende una carretada de madera para $100. El costo de la
>produccisn es $80 ...
>
>Last week when purchasing 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:
>
>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?
>
>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?
>
>Teaching Math In 1970
>
>A logger sells a truckload of lumber for $100. His cost of production
>is $80. Did he make a profit?
>
>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.
>
>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.)
>
>Teaching Math In 2005
>
>Un hachero vende una carretada de madera para $100. El costo de la
>produccisn es $80 ...
