joe52426 joe52426

22-05-2020
Mathematics

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The number 40 is decreased to 39. What is the percentage by which the number was decreased, to the nearest tenth of a percent?

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sqdancefan sqdancefan

29-05-2020

Answer:

2.5%

Step-by-step explanation:

The percent change is found by ...

((new value)/(old value) -1)×100% = (39/40 -1)×100% = -2.5%

The change to 39 represents a 2.5% decrease.

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