Percent of a Number

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 a percent of a number?

Back

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

Front

What is 10% of 100?

Back

10.

Front

What is 15% of 200?

Back

30.

Front

How do you convert a fraction to a percent?

Back

Front

What is 50% of a number?

Back

50% of a number is half of that number. For example, 50% of 80 is 40.

Front

How do you find the total amount after adding a percent?

Back

To find the total amount after adding a percent, calculate the percent of the original amount and then add it to the original amount. For example, for a $100 item with a 10% tax, the total is $100 + $10 = $110.

Front

What is 30% of 60?

Back

18.

Front

If a shirt costs $40 and is on sale for 25% off, how much do you save?

Back

You save $10.

Front

What is the formula to find the percent increase?

Back

Percent Increase = ((New Value - Original Value) / Original Value) * 100.