What is the percentage increase/decrease from 645 to 10?

Answer: The percentage change is -98.45%.

Let's see how we can calculate this percentage: what is the percentage increase/decrease from 645 to 10? Here is a very simple step-by-step guide to find out.

Step 1: We use the following formula:

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

• \(X = 645\)
• \(Y = 10\)
• Percentage change calculation = \({10-645 \over 645}\) = \({-635 \over 645}\) = \(-0.98449612403101\)

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

\(-0.9845\) = \(-98.45 \over 100 \) = \(-98.45\%\)

\(Answer: \) The percentage change is -98.45%.

What is the percentage increase/decrease from 645 to 10? -98.45 percent.

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