What percentage is 20 out of 100?

To find the percentage that 20 represents out of 100, you can use the formula:

[

\text{Percentage} = \left( \frac{\text{Part}}{\text{Whole}} \right) \times 100

]

In this case, the "Part" is 20, and the "Whole" is 100. Plugging these values into the formula gives:

[

\text{Percentage} = \left( \frac{20}{100} \right) \times 100 = 20%

]

This calculation shows that 20 is indeed 20% of 100. The understanding of how to convert a part of a whole into a percentage is essential for solving these types of questions in various contexts, including finance, statistics, and everyday scenarios. Knowing that percentages are a way of expressing a number as a fraction of 100 can help in further mathematical applications and real-world situations.