What is the percentage increase/decrease from 509 to 87?

Answer: The percentage change is -82.91%.

Let's see how we can calculate this percentage: what is the percentage increase/decrease from 509 to 87? Here is a very simple step-by-step guide to find out.

Step 1: We use the following formula:

\(\text{Percentage change}\) = \({Y-X \over X} \cdot 100\%\)

• \(X = 509\)
• \(Y = 87\)
• Percentage change calculation = \({87-509 \over 509}\) = \({-422 \over 509}\) = \(-0.82907662082515\)

Step 2: A percentage is a number or ratio expressed as a fraction of 100.

\(-0.8291\) = \(-82.91 \over 100 \) = \(-82.91\%\)

\(Answer: \) The percentage change is -82.91%.

What is the percentage increase/decrease from 509 to 87? -82.91 percent.

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