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24 May, 14:00

Problem Page 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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Answers (2)
  1. 24 May, 14:34
    0
    Always find the difference in prices first.

    3.45 - 3.20 = $.25 difference

    Always divide the difference by the original price. Change this number into a per cent.

    .25/3.45 =.07246 = 7.2% decrease
  2. 24 May, 16:19
    0
    The percentage that 3.90 to 3.40 droped is - 13%
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