What is the percentage increase/decrease from 66 to 28?

Answer: The percentage change is -57.58%.

Let's see how we can calculate this percentage: what is the percentage increase/decrease from 66 to 28? Here is a very simple step-by-step guide to find out.

Step 1: We use the following formula:

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

• \(X = 66\)
• \(Y = 28\)
• Percentage change calculation = \({28-66 \over 66}\) = \({-38 \over 66}\) = \(-0.57575757575758\)

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

\(-0.5758\) = \(-57.58 \over 100 \) = \(-57.58\%\)

\(Answer: \) The percentage change is -57.58%.

What is the percentage increase/decrease from 66 to 28? -57.58 percent.

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