Evolution of British maths teaching

1. Teaching Maths In 1970 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 Maths In 1980 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 Maths In 1990 A logger sells a truckload of lumber for £100. His cost of production is £80. Did he make a profit?

4. Teaching Maths In 2000 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 Maths In 2008 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* )

6. Teaching Maths 2018 * ****** **** 20***** ***** ** ***** ** *** 100 *****. **** ***** ******* ** *****. ** ** ***** ***