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Darla Haas **NOTE** I used ALL old pennies.  How tall is a stack of 1 million pennies? Take an estimate and record it.  Then, measure a stack of ten.

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Presentation on theme: "Darla Haas **NOTE** I used ALL old pennies.  How tall is a stack of 1 million pennies? Take an estimate and record it.  Then, measure a stack of ten."— Presentation transcript:

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2 Darla Haas **NOTE** I used ALL old pennies.

3  How tall is a stack of 1 million pennies? Take an estimate and record it.  Then, measure a stack of ten pennies and multiply it by 100,000 to find your answer.

4  5,000 ft. would be my estimate  I estimated a penny to be approximately 6/100 of an inch.  0.06 in. x 1,000,000= 60,000 in.  60,000 in. / 12 = 5,000 ft.

5  Ten pennies are 0.625 or 625/1000 of an inch.  0.625 in. x 100,000 = 62,500 in.  62,500 in. / 12 = 5208.4 ft.  1,000,000 pennies stacked would be 5208.4 ft.

6  Write a paragraph determining how you got your estimate and compare your actual answer with your estimate.

7 I made my estimate based on the thickness of one penny. A penny was just about 6/100 of an inch so I rounded it to that. Then I multiplied it by 1,000,000 and got 60,000 inches. After that, I divided 60,000 by 12 (there are 12 inches in a foot) and got 5,000 ft. My actual answer of 5208.4 and my estimate of 5000 were a little far from each other. My guess was in the low side of my actual answer.

8  If pennies were put in a line how far would 1,000,000 stretch?

9  10 pennies in a line are 7.5 inches long.  7.5 in. x 100,000= 750,000 in.  750,000 in. / 12= 62,500 ft.  1,000,000 pennies in a line would be 62,500 ft.

10  How tall would one million of some other object (I chose nickels) stack.

11  10 nickels in a stack are 0.83 of an inch  0.83in. x 100,000=83,000 in.  83,000 / 12 = 6916.7 ft.  1,000,000 nickels in a stack would be 6916.7 ft.

12 THANK YOU!! ;)


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