Percents!

Front

What is a percent?

Back

A percent is a way to express a number as a fraction of 100. It is denoted by the symbol '%'. For example, 50% means 50 out of 100.

Front

Percent is always out of what number?

Back

100

Front

True/False: 8% = \(\frac{8}{100}\)

Back

True

Front

How do you convert a fraction to a percent?

Back

To convert a fraction to a percent, divide the numerator by the denominator and then multiply by 100. For example, \(\frac{2}{5}\) is converted to \(\frac{2}{5} \times 100 = 40%\).

Front

What percent is represented by 64 out of 100?

Back

64%.

Front

How do you find the percent of a quantity?

Back

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

Front

What is 2/5 as a percent?

Back

40%.

Front

If a team wins 17 out of 25 games, what percent of their games did they win?

Back

68%.

Front

How do you express 25% as a fraction?

Back

25% can be expressed as \(\frac{25}{100}\) or simplified to \(\frac{1}{4}\).

Front

What is the formula to calculate percent change?

Back

Percent change is calculated using the formula: \(\frac{(new value - old value)}{old value} \times 100\).