6.5B- Part, Whole, Percent

Front

What is the formula to calculate the part when given the whole and the percentage?

Back

Part = (Percentage / 100) * Whole

Front

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

Back

Percentage = (Part / Whole) * 100

Front

If 72% of 250 customers made additional purchases, how do you calculate the number of customers who made additional purchases?

Back

Number of customers = (72 / 100) * 250 = 180 customers

Front

What is the definition of a percent?

Back

A percent is a ratio expressed as a fraction of 100.

Front

How do you convert a fraction to a percentage?

Back

Multiply the fraction by 100 and add a percent sign.

Front

What is the total value of an item if $245 is 7% of its value?

Back

Total value = $245 / 0.07 = $3,500.

Front

How do you calculate the time spent on an activity if you know the percentage of time spent?

Back

Time spent = (Percentage / 100) * Total time.

Front

What is the formula to find the regular price of an item after a discount?

Back

Regular Price = Discount Amount / (Discount Percentage / 100).

Front

If a shop owner offers a 20% discount and the discount amount is $3, how do you find the regular price?

Back

Regular Price = $3 / 0.20 = $15.

Front

What does it mean if a character is on stage 80% of a 90-minute play?

Back

It means the character was on stage for 80% of 90 minutes, which is 72 minutes.