The price of a gallon of unleaded gas has dropped to $2.80 today. Yesterday's price was $2.86 . Find the percentage decrease. Round your answer to the nearest tenth of a percent.

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22-03-2021
Mathematics

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The price of a gallon of unleaded gas has dropped to $2.80 today. Yesterday's price was $2.86 . Find the percentage decrease. Round your answer to the nearest tenth of a percent.

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june05 june05 · Answer 1 · 2021-03-22T01:18:52+01:00

june05 june05

22-03-2021

not sure if it is correct but this is what I think:

(new - old) : old
(2.80-2.86):2.86= 0.0209 + 1 = 0.979 %
rounded answer is than probably 1.00%

checking:
2.86 x 0,979 = 2.79994

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