Percents & Percent Proportions

Front

What is a percent?

Back

A percent is a ratio expressed as a fraction of 100. It represents a part of a whole.

Front

How do you convert a fraction to a percent?

Back

To convert a fraction to a percent, divide the numerator by the denominator and then multiply by 100.

Front

What is the formula to find the percent of a number?

Back

Percent of a number = (Percent / 100) * Whole.

Front

What is 30% of 80?

Back

24

Front

What is 90% of 250?

Back

225

Front

If 26 is 5% of a number, how do you find that number?

Back

Use the formula: Whole = Part / (Percent / 100). So, Whole = 26 / (5 / 100) = 520.

Front

What does 'part' mean in percent problems?

Back

The 'part' is the portion of the whole that is being considered in the percent calculation.

Front

What does 'whole' mean in percent problems?

Back

The 'whole' is the total amount or quantity that the percent is being calculated from.

Front

How do you express 30% as a decimal?

Back

30% as a decimal is 0.30.

Front

What is the relationship between percent, part, and whole?

Back

Percent = (Part / Whole) * 100.