6.4 Percent Equation

Front

What is the percent equation used to find a percentage of a number?

Back

The percent equation is: Part = Percent × Whole.

Front

How do you convert a percentage to a decimal?

Back

To convert a percentage to a decimal, divide the percentage by 100.

Front

What does 'n' represent in the equation 12 = n • 25?

Back

In the equation, 'n' represents the percentage (as a decimal) of 25 that equals 12.

Front

What is the first step in solving a percent equation?

Back

The first step is to identify the part, the whole, and the percent.

Front

If 17 is what percent of 108, how would you set up the equation?

Back

The equation would be 17 = 108x, where x is the percent in decimal form.

Front

What is the formula to find the percent when given the part and the whole?

Back

Percent = (Part / Whole) × 100.

Front

In the context of sales tax, what is the 'part' and what is the 'whole'?

Back

The 'part' is the amount of sales tax, and the 'whole' is the total cost of the item before tax.

Front

How do you find the sales tax percentage if the sales tax is $12 and the item costs $240?

Back

Use the formula: Percent = (12 / 240) × 100, which equals 5%.

Front

What is the relationship between the part, whole, and percent in a percent equation?

Back

The part is the portion of the whole that corresponds to the percent.

Front

Why is it important to convert the percent to a decimal in percent equations?

Back

Converting the percent to a decimal allows for proper multiplication in the equation.