The Evolution Of Teaching Math

>> :63 Years of Math 1957-2020 In America: The evolution in teaching
>> math since the 1950's
>>
>>
>> 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 2000s
>> If you have special needs or just feel you need assistance because of
>> race, color, religion, sex, age, childhood memories, criminal
>> background, then don't answer and the correct answer will be provided
>> for you.
>> There are no wrong answers.
>>


>> 7. Teaching Math in 2020
>> Un hachero vende una carrtada de madera para
>> 100 pesos. El costo de la
>> producciones es 80 pesos. Cuanto dinero ha hecho?