Finding the Part, Whole, or Percent (A)

Front

What is the formula to find the percentage of a part compared to a whole?

Back

Percentage = (Part / Whole) × 100

Front

If Sally got 22 questions wrong on a quiz of 40 questions, how do you calculate the percentage of questions she got wrong?

Back

Percentage wrong = (22 / 40) × 100 = 55%.

Front

What does it mean to find the part of a whole?

Back

Finding the part of a whole means determining a specific quantity that is a fraction of the total quantity.

Front

How do you find the total number of items if you know the percentage of a part?

Back

Total = Part / (Percentage / 100).

Front

If a pizza shop has 25 employees and 14 are students, how do you find the percentage of students?

Back

Percentage of students = (14 / 25) × 100 = 56%.

Front

What is the meaning of 'whole' in percentage problems?

Back

The 'whole' refers to the total amount or total number of items being considered.

Front

If 60% of the animals at a pet shop are dogs and there are 42 dogs, how do you find the total number of animals?

Back

Total animals = 42 / (60 / 100) = 70.

Front

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

Back

Part is a portion of the whole, and percent is a way to express that part as a fraction of the whole multiplied by 100.

Front

How do you convert a fraction to a percentage?

Back

To convert a fraction to a percentage, divide the numerator by the denominator and multiply by 100.

Front

If a car’s gas tank is 75% full and has 15 gallons, how do you find the total capacity of the tank?

Back

Total capacity = 15 / (75 / 100) = 20 gallons.