Estimation: Practice Part 2
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In this part of the practice you will solve problems using the estimation strategy.


Sara and Jill work part-time in a shoe store.  Last week Sara earned $87.95.  Jill earned $29.35 more than Sara.  About how much did Jill earn last week?
 

 


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Pat spent $19.65 at the bookstore and $6.91 at the drugstore.  About how much money does he have left from a $50.00 bill?
 


 

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Mark needs some plumbing supplies in order to repair a leaky faucet.  He only has $20.  If the supplies he needs cost; $7.35,$2.76,$0.89, and $8.65.  Does he have enough money?
 


 

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Tammy and her family are planning to take a trip.  In order to make reservations at a hotel, they must pay a deposit of 20% of the total cost of their 7 night stay.  Estimate the amount they will need to pay in advance if the hotel charges $149 per night.
 






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Mary is bringing cookies to school for a party.  There will be about 70 people at the party and she wants to make sure that there are at least 3 cookies for each person.   If there are 40 cookies in each package, how many packages does she need to bring?
(a) 3  (b) 4  (c) 5  (d) 6
 

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Jody's car gets about 25 miles to the gallon.  which is the best estimate of the number of gallons he will need in order to travel 976 miles?
(a) 4  (b) 30  (c) 40  (d) 50
 



 

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