What is the percentage increase/decrease from 90 to 2.7?

Answer: The percentage change is -97%.

Let's see how we can calculate this percentage: what is the percentage increase/decrease from 90 to 2.7? Here is a very simple step-by-step guide to find out.

Step 1: We use the following formula:

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

• \(X = 90\)
• \(Y = 2.7\)
• Percentage change calculation = \({2.7-90 \over 90}\) = \({-87.3 \over 90}\) = \(-0.97\)

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

\(-0.97\) = \(-97 \over 100 \) = \(-97\%\)

\(Answer: \) The percentage change is -97%.

What is the percentage increase/decrease from 90 to 2.7? -97 percent.

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