What is the percentage increase/decrease from 661 to 331?

Answer: The percentage change is -49.92%.

Let's see how we can calculate this percentage: what is the percentage increase/decrease from 661 to 331? Here is a very simple step-by-step guide to find out.

Step 1: We use the following formula:

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

• \(X = 661\)
• \(Y = 331\)
• Percentage change calculation = \({331-661 \over 661}\) = \({-330 \over 661}\) = \(-0.49924357034796\)

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

\(-0.4992\) = \(-49.92 \over 100 \) = \(-49.92\%\)

\(Answer: \) The percentage change is -49.92%.

What is the percentage increase/decrease from 661 to 331? -49.92 percent.

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