Name:    Try It Out -- Chapter 9, Lesson 5

Matching

Jim-Bo is given \$200.00 U.S. to spend during his summer vacation in Canada. Each U.S. dollar is worth \$1.33 Canadian. He thought that the total value for exchanging his money from U.S. dollars to Canadian dollars would be \$270.00 Canadian. Order the steps Jim-Bo takes to determine if the solution is reasonable.

 a. \$200.00 U.S. dollars is about \$266.00 Canadian dollars. b. \$265.00 in Canadian dollars seems reasonable. c. He knows that for every U.S. dollar he receives an additional \$0.33 in Canadian dollars. So each \$100.00 U.S. dollars is worth about \$133.00 Canadian dollars.

1.

What is his first step?

2.

What is his second step?

3.

What is his final step?

Jim-Bo decides to buy a DVD for \$25.00 Canadian. He wants to know what it would be worth in U.S. dollars. Each Canadian dollar is worth \$0.76 U.S. Order the steps Jim-Bo takes to determine if the solution is reasonable.

 a. \$0.76 is close to the fraction 3/4. b. So, 3/4 of \$25.00 = \$18.75. c. Half of \$25.00 is \$12.50. Half of  \$12.50 is \$6.25.

4.

What is his first step?

5.

What is his second step?

6.

What is his final step?

After his summer vacation, Jim-Bo had \$8.00 Canadian left over. He went to the bank to change his money back into U.S. dollars. Each U.S. dollar is worth \$1.33 Canadian.  Order the steps Jim-Bo takes to determine if the solution is reasonable.

 a. Half of \$8.00 is \$4.00. Half of  \$4.00 is \$2.00. b. He knows that for every Canadian dollar he receives \$0.76 U.S. dollars. \$0.76 is close to the fraction 3/4. c. So, 3/4 of \$8.00 = \$6.00. d. \$6.00 is reasonable.

7.

What is his first step?

8.

What is his second step?

9.

What is his third step?

10.

What is his final step?