Percents

Front

What is a percent?

Back

A percent is a way of expressing a number as a fraction of 100. It is denoted by the symbol '%'. For example, 50% means 50 out of 100.

Front

How do you calculate a percentage of a number?

Back

To calculate a percentage of a number, multiply the number by the percentage (in decimal form). For example, to find 20% of 50, calculate 50 * 0.20 = 10.

Tags

CCSS.6.RP.A.3C

Front

What is the formula to find the total cost after tax?

Back

Total Cost = Original Price + (Original Price * Tax Rate). For example, if an item costs $100 and the tax rate is 5%, the total cost is $100 + ($100 * 0.05) = $105.

Tags

CCSS.6.RP.A.3C

Front

How do you calculate a discount on an item?

Back

To calculate a discount, multiply the original price by the discount rate (in decimal form) and subtract that amount from the original price. For example, for a 30% discount on a $50 item: $50 - ($50 * 0.30) = $35.

Tags

CCSS.6.RP.A.3C

Front

What is the relationship between fractions and percents?

Back

Percents are a specific type of fraction where the denominator is always 100. For example, 25% is equivalent to the fraction 25/100.

Front

How do you convert a percent to a decimal?

Back

To convert a percent to a decimal, divide the percent by 100. For example, 75% as a decimal is 75 ÷ 100 = 0.75.

Front

What is the formula to find the final price after applying a discount?

Back

Final Price = Original Price - (Original Price * Discount Rate). For example, for a jacket that costs $80 with a 20% discount: $80 - ($80 * 0.20) = $64.

Tags

CCSS.6.RP.A.3C

Front

How do you find the percent of a total?

Back

To find the percent of a total, divide the part by the whole and multiply by 100. For example, if there are 10 tulips in a garden of 20 flowers, the percent of tulips is (10/20) * 100 = 50%.

Front

What is sales tax?

Back

Sales tax is a percentage added to the price of goods and services, collected by the seller and paid to the government. For example, if an item costs $100 and the sales tax is 6%, the total cost is $106.

Tags

CCSS.6.RP.A.3C

Front

How do you calculate the total cost including tax?

Back

Total Cost = Original Price + (Original Price * Sales Tax Rate). For example, for a $1,000 car with a 5% tax: Total Cost = $1,000 + ($1,000 * 0.05) = $1,050.

Tags

CCSS.6.RP.A.3C