What is the percentage increase/decrease from 990 to 870?

Answer: The percentage change is -12.12%.

Let's see how we can calculate this percentage: what is the percentage increase/decrease from 990 to 870? Here is a very simple step-by-step guide to find out.

Step 1: We use the following formula:

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

• \(X = 990\)
• \(Y = 870\)
• Percentage change calculation = \({870-990 \over 990}\) = \({-120 \over 990}\) = \(-0.12121212121212\)

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

\(-0.1212\) = \(-12.12 \over 100 \) = \(-12.12\%\)

\(Answer: \) The percentage change is -12.12%.

What is the percentage increase/decrease from 990 to 870? -12.12 percent.

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