What is the percentage increase/decrease from 315 to 80?

Answer: The percentage change is -74.6%.

Let's see how we can calculate this percentage: what is the percentage increase/decrease from 315 to 80? Here is a very simple step-by-step guide to find out.

Step 1: We use the following formula:

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

• \(X = 315\)
• \(Y = 80\)
• Percentage change calculation = \({80-315 \over 315}\) = \({-235 \over 315}\) = \(-0.74603174603175\)

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

\(-0.746\) = \(-74.6 \over 100 \) = \(-74.6\%\)

\(Answer: \) The percentage change is -74.6%.

What is the percentage increase/decrease from 315 to 80? -74.6 percent.

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