What is the percentage increase/decrease from 80 to 15.6?

Answer: The percentage change is -80.5%.

Let's see how we can calculate this percentage: what is the percentage increase/decrease from 80 to 15.6? Here is a very simple step-by-step guide to find out.

Step 1: We use the following formula:

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

• \(X = 80\)
• \(Y = 15.6\)
• Percentage change calculation = \({15.6-80 \over 80}\) = \({-64.4 \over 80}\) = \(-0.805\)

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

\(-0.805\) = \(-80.5 \over 100 \) = \(-80.5\%\)

\(Answer: \) The percentage change is -80.5%.

What is the percentage increase/decrease from 80 to 15.6? -80.5 percent.

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