What is the percentage increase/decrease from 645 to 664?

Answer: The percentage change is 2.95%.

Let's see how we can calculate this percentage: what is the percentage increase/decrease from 645 to 664? Here is a very simple step-by-step guide to find out.

Step 1: We use the following formula:

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

• \(X = 645\)
• \(Y = 664\)
• Percentage change calculation = \({664-645 \over 645}\) = \({19 \over 645}\) = \(0.029457364341085\)

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

\(0.0295\) = \(2.95 \over 100 \) = \(2.95\%\)

\(Answer: \) The percentage change is 2.95%.

What is the percentage increase/decrease from 645 to 664? 2.95 percent.

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