Question 1
What statement identifies the importance of using contextual problems as a primary teaching tool?
◦ Children demonstrate procedural fluency.
◦ Children identify the structure of the situations.
◦ Children construct richer understanding of the operations.
◦ Children connect problems to school mathematics.
Question 2
Which problem is an example of the
comparison, product unknown (multiplication) structure?
◦ Barry's sandwich shop offers 3 kinds of meat and 2 kinds of bread. How many different sandwiches could he make if he uses one meat and one kind of bread for each?
◦ Barry saved $12 and Jill saved $6. Barry saved how many times as much money as Jill?
◦ This month, Barry saved 8 times as much as last month. Last month, he saved $3. How much did Barry save this month?
◦ Barry saved $24 total, and he saved $6 each month. For how many months had he been saving?
An example of modification of a structure for a new function
Flower structure in pea plants
Structure of the H-R Diagram
11.2 The chemical structure of mescaline, derived from the peyote cactus
Pendulum Problem
Skeletal Structure of a Calf