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Money and Fractions You can count on coins when you need a fraction of a dollar By Doug Layne June 20, 2006.

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Presentation on theme: "Money and Fractions You can count on coins when you need a fraction of a dollar By Doug Layne June 20, 2006."— Presentation transcript:

1 Money and Fractions You can count on coins when you need a fraction of a dollar By Doug Layne June 20, 2006

2 Fractions are parts of a whole Part

3 The bottom number of a fraction shows how many equal parts in all 1 23 4 4 EQUAL PARTS IN ALL

4 The top number shows how many of the equal parts we are working with What fraction of the shape is blue ? What are the names of this fraction? One out of four or one fourth or one quarter

5 When you have all of the equal parts you have a whole or one = 1

6 Well, what does all this fraction stuff have to do with money ?

7 Sometimes we spend exactly whole dollars $ 3.00

8 Other times we spend parts (fractions) of a dollar $. 25

9 Coins make it easy to spend parts of a dollar because….

10 Coins are Fractions (parts) of a Dollar ! Half Dollars

11 Coins are Fractions (parts) of a Dollar ! Quarters

12 When we need to spend parts of a dollar, we can count on coins because they are Fractions! Fractions of a Dollar !

13 That way we dont have to tear, rip, shred, chop, or saw the dollar bill into tiny little pieces !

14 Fun Fact A penny is worth just 1 / 100 of a dollar. But it weighs more!

15 What Did We Learn ? Why do we need coins? How is a coin like a fraction? What coin is ½ of a dollar? What coin is ¼ of a dollar ?

16 Works Cited Go Metal Detecting http://gometaldetecting.com/us-coin-dime.html Picture of Dimes Go Metal Detecting http://gometaldetecting.com/metaldetectingfinds/old-us-coins/kennedy_half.jpg Picture of Half Dollars US Rare Currency http://usrarecurrency.com Picture of Dollars


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