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 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 12% of 40, calculate 40 * 0.12 = 4.8.

Tags

CCSS.6.RP.A.3C

Front

What is the formula for percent increase?

Back

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

Tags

CCSS.6.RP.A.3C

Front

What is the formula for percent decrease?

Back

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

Tags

CCSS.6.RP.A.3C

Front

If 75% of a number is 48, how do you find the original number?

Back

To find the original number, divide 48 by 0.75. So, 48 / 0.75 = 64.

Tags

CCSS.6.RP.A.3C

Front

What does it mean to find the percent change?

Back

Percent change measures how much a quantity has increased or decreased relative to its original value.

Tags

CCSS.6.RP.A.3C

Front

How do you round a percent to the nearest whole number?

Back

To round a percent to the nearest whole number, look at the first decimal place. If it's 5 or higher, round up; if it's 4 or lower, round down.

Front

What is the percent decrease from $65.50 to $52.40?

Back

Percent Decrease = ((65.50 - 52.40) / 65.50) * 100 = 20%.

Tags

CCSS.6.RP.A.3C

Front

How do you calculate the percent increase from 32 to 45?

Back

Percent Increase = ((45 - 32) / 32) * 100 = 40.625%, rounded to 41%.

Tags

CCSS.6.RP.A.3C

Front

What is the percent change from 27 to 30 students?

Back

Percent Change = ((30 - 27) / 27) * 100 = 11.11%, rounded to 11%.

Tags

CCSS.6.RP.A.3C