Percent Word Problems

Front

What is a percent?

Back

A percent is a way of expressing a number as a fraction of 100. It is denoted by the symbol '%'.

Front

How do you calculate a percentage of a number?

Back

To calculate a percentage of a number, multiply the number by the percentage (in decimal form). For example, to find 20% of 50, calculate 50 x 0.20 = 10.

Front

What is the formula to find the percentage of a part compared to a whole?

Back

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

Front

If 25 out of 100 students passed a test, what percentage passed?

Back

25% passed the test.

Front

What is 50% of 80?

Back

40.

Front

If a shirt costs $40 and is on sale for 25% off, how much is the discount?

Back

The discount is $10.

Front

How do you convert a fraction to a percentage?

Back

To convert a fraction to a percentage, divide the top number (numerator) by the bottom number (denominator) and multiply by 100.

Front

What is 10% of 200?

Back

20.

Front

If a class has 30 students and 18 are girls, what percentage of the class are girls?

Back

60% of the class are girls.

Front

What is the relationship between percentages, fractions, and decimals?

Back

Percentages can be converted to fractions by dividing by 100 and to decimals by moving the decimal point two places to the left.