What is the percentage increase/decrease from 80 to 55?

Answer: The percentage change is -31.25%.

Let's see how we can calculate this percentage: what is the percentage increase/decrease from 80 to 55? Here is a very simple step-by-step guide to find out.

Step 1: We use the following formula:

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

• \(X = 80\)
• \(Y = 55\)
• Percentage change calculation = \({55-80 \over 80}\) = \({-25 \over 80}\) = \(-0.3125\)

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

\(-0.3125\) = \(-31.25 \over 100 \) = \(-31.25\%\)

\(Answer: \) The percentage change is -31.25%.

What is the percentage increase/decrease from 80 to 55? -31.25 percent.

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