What is the percentage increase/decrease from 90 to 1.1?

Answer: The percentage change is -98.78%.

Let's see how we can calculate this percentage: what is the percentage increase/decrease from 90 to 1.1? Here is a very simple step-by-step guide to find out.

Step 1: We use the following formula:

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

• \(X = 90\)
• \(Y = 1.1\)
• Percentage change calculation = \({1.1-90 \over 90}\) = \({-88.9 \over 90}\) = \(-0.98777777777778\)

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

\(-0.9878\) = \(-98.78 \over 100 \) = \(-98.78\%\)

\(Answer: \) The percentage change is -98.78%.

What is the percentage increase/decrease from 90 to 1.1? -98.78 percent.

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