What is the percentage increase/decrease from 397 to 310?

Answer: The percentage change is -21.91%.

Let's see how we can calculate this percentage: what is the percentage increase/decrease from 397 to 310? Here is a very simple step-by-step guide to find out.

Step 1: We use the following formula:

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

• \(X = 397\)
• \(Y = 310\)
• Percentage change calculation = \({310-397 \over 397}\) = \({-87 \over 397}\) = \(-0.2191435768262\)

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

\(-0.2191\) = \(-21.91 \over 100 \) = \(-21.91\%\)

\(Answer: \) The percentage change is -21.91%.

What is the percentage increase/decrease from 397 to 310? -21.91 percent.

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