Module 2 Review: Solve Percent Problems

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

The formula is: Percent of a number = (Percent / 100) * Number.

Front

What is 90% of 250?

Back

225

Front

How do you convert a decimal to a percent?

Back

To convert a decimal to a percent, multiply the decimal by 100 and add a percent sign.

Front

Convert 0.18 to a percent.

Back

18%.

Front

What is the percent of change formula?

Back

Percent of Change = ((New Value - Old Value) / Old Value) * 100.

Front

Last year, 2,376 people attended a summer music festival. This year, attendance was 2,950. What was the percent of change?

Back

Increase 24%.

Front

How do you convert a mixed number to a decimal?

Back

To convert a mixed number to a decimal, convert the fraction part to a decimal and add it to the whole number.

Front

Back

3.24.