Reposted from GAB, just had to coz it is so good.

1.Teaching Math In the 1960s

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 the 1970s

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 the 1980s

A logger sells a truckload of lumber for $100. His cost of

production is $80. Did he make a profit? Yes or No

4.Teaching Math In the 1990s

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 2018

(a) 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 just $20.

What do you think of this way of making a living?

(b) Topic for class participation after answering question (a):

How did the birds and squirrels feel as the logger cut down their homes?

Please note: There are no wrong answers - feel free to express your

feelings e.g. anger, anxiety, inadequacy, helplessness etc.

(Should you require debriefing at the conclusion of the exam, there are

counselors available to assist you to adjust back into the real world.)

6.Teaching Math In 2050

تكلفةالإنتاج هو80 دولاراً. كيف الكثيرمن المالولم؟دولار.نهابمنكارلوادتبيعاتشيرو