Part - Whole - Percent Practice

Front

What is a 'Whole' in the context of part-whole-percent problems?

Back

The 'Whole' refers to the total amount or quantity from which a part is taken or a percentage is calculated.

Front

What is a 'Part' in the context of part-whole-percent problems?

Back

The 'Part' is the portion or amount that is being considered in relation to the whole.

Front

What does 'Percent' mean?

Back

Percent means 'per hundred' and is a way to express a number as a fraction of 100.

Front

If 76% of a number is 76, what is the whole number?

Back

The whole number is 100, because 76 is 76% of 100.

Front

How do you calculate a percentage of a whole?

Back

To calculate a percentage of a whole, multiply the whole by the percentage (in decimal form). For example, 76% of 200 is 200 * 0.76 = 152.

Front

If 29 is 37% of a number, how do you find the whole number?

Back

To find the whole number, divide the part (29) by the percentage (0.37). So, the whole number is 29 / 0.37 = 78.38.

Front

What is the formula to find the part when given the whole and the percent?

Back

The formula is: Part = Whole x (Percent / 100).

Front

If you know the part and the percent, how can you find the whole?

Back

You can find the whole by using the formula: Whole = Part / (Percent / 100).

Front

What is 50% of 80?

Back

50% of 80 is 40, because 80 * 0.50 = 40.

Front

If a student scored 90% on a test with 50 questions, how many questions did they answer correctly?

Back

They answered 45 questions correctly, because 90% of 50 is 50 * 0.90 = 45.