Percents, Percents, Percents!!

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 percent increase?

Back

Percent Increase = ((New Value - Old Value) / Old Value) x 100.

Tags

CCSS.6.RP.A.3C

Front

What is the formula for percent decrease?

Back

Percent Decrease = ((Old Value - New Value) / Old Value) x 100.

Tags

CCSS.6.RP.A.3C

Front

If 26 is 5% of what number, how do you find that number?

Back

To find the number, use the formula: Number = Part / (Percent / 100). So, Number = 26 / (5 / 100) = 520.

Tags

CCSS.6.RP.A.3C

Front

What is 19% of 50?

Back

19% of 50 = 0.19 x 50 = 9.5.

Tags

CCSS.6.RP.A.3C

Front

How do you calculate a tip based on a percentage?

Back

Tip = Bill Amount x (Tip Percentage / 100). For example, for a $6.68 bill and a 23% tip, Tip = 6.68 x (23 / 100) = $1.54.

Tags

CCSS.6.RP.A.3C

Front

What does it mean to have a 50.5% decrease in price?

Back

A 50.5% decrease means the new price is 49.5% of the original price. For example, if an item costs $60.64 and is reduced by 50.5%, the new price is $29.99.

Tags

CCSS.6.RP.A.3C

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 multiply by 100.

Front

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

Back

Fractions, decimals, and percents are different ways to represent the same value. For example, 1/2 = 0.5 = 50%.

Front

What is the percent change formula?

Back

Percent Change = ((New Value - Old Value) / Old Value) x 100.

Tags

CCSS.6.RP.A.3C