7th Grade - Percents

Front

What is the formula to calculate the sale price after a discount?

Back

Sale Price = Original Price - (Discount Percentage × Original Price)

Front

If a TV is regularly priced at $600 and is on sale for 20% off, what is the sale price?

Back

$480

Front

What is 30% of 2,400 calories?

Back

720 calories

Front

How do you find the percent of a part in relation to a whole?

Back

part/whole = %/100

Front

If a skateboard originally costs $120 and is on sale for 25% off, what is the sale price?

Back

$90

Front

What does it mean if a student scores 80% on a test with 30 problems?

Back

The student answered 24 problems correctly.

Front

What is the relationship between part, whole, and percent?

Back

Part is the portion of the whole, and percent is the part per hundred.

Front

How do you convert a percentage to a decimal?

Back

Divide the percentage by 100.

Front

What is the percent increase if a price goes from $50 to $75?

Back

50% increase.

Front

If you have 50% of a number, how do you find the original number if the part is known?

Back

Original Number = Part / (Percent / 100)