6th Grade: 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 the percent of a number?

Back

To find the percent of a number, multiply the number by the percent (in decimal form) and then divide by 100.

Front

What is the formula to find the original price after a discount?

Back

Original Price = Sale Price / (1 - Discount Rate) where Discount Rate is in decimal form.

Tags

CCSS.6.RP.A.3C

Front

How do you find the percent decrease?

Back

Percent Decrease = ((Original Price - Sale Price) / Original Price) x 100.

Tags

CCSS.6.RP.A.3C

Front

What is 20% of 50?

Back

20% of 50 is 10.

Tags

CCSS.6.RP.A.3C

Front

If a shirt costs $40 and is on sale for $30, what is the percent decrease?

Back

Percent Decrease = ((40 - 30) / 40) x 100 = 25%.

Tags

CCSS.6.RP.A.3C

Front

What is 16% of 200?

Back

16% of 200 is 32.

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 percent of 25 out of 200?

Back

Percent = (25 / 200) x 100 = 12.5%.

Front

If 30% of a class of 40 students are girls, how many girls are in the class?

Back

Number of girls = 30% of 40 = 0.30 x 40 = 12.

Tags

CCSS.6.RP.A.3C