**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?**

**7. Teaching Math In 2013**

**Who cares, just steal the lumber from your rich neighbor’s property. He won’t have a gun to stop you, and the President says it’s OK anyway cuz it’s redistributing the wealth.**