Tuesday, 9 November 2010

MoNeY ( ParT oNe )

Topic : Money
Sub-topic : How Much Money?  Count the Money.
   
Year : 7

Objectives :-
  1.  Students to rearrange the money accordingly by placing the dollar notes on the left and the coins on the right.
  2.  Students to count the total value given correctly.
     
Step 1
Click on  Measurement under Grade 6 – 8.
And go to Money.

Introduction about Money.
This manipulative uses United States currency, both coins and dollar notes. Images of the dollar notes include a circled number to identify their value: one, five, ten, twenty, or fifty dollars. The coins (pennies, nickels, dimes, quarters, and half dollars) should be easily identifiable, but it may take a little practice.

The manipulative provides practice with three different operations:
  •  How Much Money,
  • Pay Exact Amount,
  • Make a Dollar.
Students may benefit from some guidance in the order in which they practice with the above operations.

Step 2
Click on How Much Money.
Then, click on the New Problem box.
Below you can see there are three coins and a dollar note.


 Step 3
Now try to rearrange the money accordingly by placing the dollar note on the left and the remaining coins on the right.  By separating the dollar notes and the coins would be easier for the students to count the value of money.

 Step 4
Here come the final step.  We must know the value of every each of the dollar note and coins.  Then finally, we can count the money and enter our answer in the answer box below.  We can always click on the check box to check our answer.  It will tell us whether our answer is correct or wrong.
Below are some examples of How Much Money? Count the Money.

Example  1
Let us count the money.  We have to add the $1.00 dollar note, 25¢ coin, 10¢ coin and a 5¢ coin, which gave us a total of $1.40.  We then click on the check box, which shows “That’s Correct!” meaning we got the right answer.  Well done!

Let us try another example (Example 2) below.  We must follow all the steps above till we reach step 4.  Then again count the money by adding ($50 × 2)  +  $20  +  $10  +  ($1 × 3)  +  25¢  +  (10¢ × 2), give us a total of $133.45.  We then again click on the check box, which shows “That’s Correct!” meaning we got the right answer.  

Example  2

What happen if we wrongly entered our answer?  
When we click on the check box, it will show us “That isn’t enough” or “That is too much”.
  


In summary of How Much Money, it actually asks the student to total the value of the displayed dollar notes and coins. Before working on this problem, students need instruction from us teacher in the way to write and understand the amount of money, using decimal notation, and the value, which teachers also need to discuss with students as well. The student must learn to distinguish between $15.10 and $15.01. When a response is typed in, the Check button will indicate “That is correct,” or indicate that the money displayed is either more or less than the amount entered.

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