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The price of a notebook was $3.90 yesterday. Today, the price fell to $3.40 . Find the percentage decrease. Round your answer to the nearest tenth of a percent.
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1 vote
The price of a notebook was

$3.90
yesterday. Today, the price fell to
$3.40
. Find the percentage decrease. Round your answer to the nearest tenth of a percent.

User Chyoo CHENG
by
8.2k points

1 Answer

3 votes
(3.90 - 3.40) / (3.90) = 0.50 / 3.90 = 0.128 x 100 = 12.8%
User Aarkan
by
8.1k points
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