7th Grade - Percent Review

Front

What is the formula to calculate percentage?

Back

Percentage = (Part / Whole) × 100

Front

If 29 out of 36 carpenters showed up for work, how do you find the percentage of carpenters present?

Back

Percentage present = (29 / 36) × 100 = about 80.6%.

Front

How much is 15% of $12,800?

Back

15% of $12,800 = 0.15 × 12,800 = $1,920.

Front

What percentage did Bonnie score if she got 21 out of 84 correct?

Back

Percentage correct = (21 / 84) × 100 = 25%.

Front

How do you calculate the final price after applying a discount?

Back

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

Front

If Mark has a coupon for 10% off a $41 purchase, how much will he save?

Back

Savings = 10% of $41 = 0.10 × 41 = $4.10.

Front

What is the relationship between fractions and percentages?

Back

A percentage is a fraction out of 100. For example, 25% = 25/100.

Front

How do you convert a fraction to a percentage?

Back

Multiply the fraction by 100. For example, 1/4 = 1/4 × 100 = 25%.

Front

What does it mean if a test score is 75%?

Back

It means the student answered 75 out of 100 questions correctly.

Front

How do you find the part when given the percentage and the whole?

Back

Part = (Percentage / 100) × Whole.