Percent of a Number

Front

What is a percent?

Back

A percent is a way to express a number as a fraction of 100. It is often used to compare ratios and express proportions.

Front

How do you calculate 10% of a number?

Back

To calculate 10% of a number, multiply the number by 0.10 (or divide by 10).

Front

What is 25% of a number?

Back

To find 25% of a number, multiply the number by 0.25 (or divide by 4).

Front

How do you find 50% of a number?

Back

To find 50% of a number, simply divide the number by 2.

Front

What does it mean to find a percentage of a number?

Back

Finding a percentage of a number means calculating how much that percentage represents in terms of the total number.

Front

If you have $30, how much is 10% of it?

Back

$3

Front

If a store has 400 baseball gloves and 30% are left-handed, how many left-handed gloves are there?

Back

120 left-handed gloves.

Front

Ashton needs $120 and has saved 60%. How much more does he need to save?

Back

$48.

Front

What is the formula to calculate the percentage of a number?

Back

Percentage = (Part/Whole) x 100.

Front

How do you round a number to the nearest tenth?

Back

Look at the hundredths place; if it's 5 or more, round up. If it's less than 5, round down.