Percent Word 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 calculate the percent of a number?

Back

To calculate the percent of a number, multiply the number by the percent (as a decimal). For example, to find 20% of 50, calculate 50 * 0.20 = 10.

Front

What is the formula for finding the whole when given a part and a percent?

Back

The formula is: Whole = Part / (Percent as a decimal). For example, if 30 is 60% of a number, the whole is 30 / 0.60 = 50.

Front

If 25% of a class of 40 students passed a test, how many students passed?

Back

10 students passed (25% of 40 is 10).

Front

What does it mean if a team won 75% of their games?

Back

It means they won three out of every four games they played.

Front

How do you find the percent of a total?

Back

Divide the part by the whole and then multiply by 100. For example, if 15 out of 60 students passed, the percent is (15/60) * 100 = 25%.

Front

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

Back

The relationship is defined by the formula: Percent = (Part / Whole) * 100.

Front

If a store has a sale of 20% off, how do you calculate the sale price?

Back

To calculate the sale price, multiply the original price by 20% (as a decimal) and subtract that amount from the original price.

Front

What is the missing part in the percent proportion if you know the percent and the whole?

Back

The missing part is the 'Part' which can be calculated using the formula: Part = Whole * (Percent as a decimal).

Front

If 40% of a jar of jellybeans are red and there are 55 jellybeans, how many are red?

Back

22 jellybeans are red (40% of 55 is 22).