Tony buys a CD that is priced at $13.59. He has a coupon for $1.85 off. He pays with a $20 bill. Which is the best whole number estimate of how much change he gets?

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asked Jan 10, 2018 18.5k views

4 votes

Tony buys a CD that is priced at $13.59. He has a coupon for $1.85 off. He pays with a $20 bill. Which is the best whole number estimate of how much change he gets?

Mathematics
high-school

Anton Pelykh asked

by Anton Pelykh

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2 Answers

3 votes

Estimate
$13.59 = $14
$1.85 = $2

$14 - $2 = $12
$20 - $12 =$8

answer
he gets $8 change

Patrick R answered Jan 12, 2018

by Patrick R

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2 votes

13.59 - 1.85 = 11.74

20.00 - 11.74 = 8.26

So the best whole number of change is 8.

SammyT answered Jan 14, 2018

by SammyT

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