What is the percentage increase/decrease from 646 to 388?

Answer: The percentage change is -39.94%.

Let's see how we can calculate this percentage: what is the percentage increase/decrease from 646 to 388? Here is a very simple step-by-step guide to find out.

Step 1: We use the following formula:

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

• \(X = 646\)
• \(Y = 388\)
• Percentage change calculation = \({388-646 \over 646}\) = \({-258 \over 646}\) = \(-0.39938080495356\)

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

\(-0.3994\) = \(-39.94 \over 100 \) = \(-39.94\%\)

\(Answer: \) The percentage change is -39.94%.

What is the percentage increase/decrease from 646 to 388? -39.94 percent.

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