Given a number and percent determine the missing whole number

The video tutorial explains how to solve a percentage problem where 18 is 13% of an unknown number. The instructor guides through setting up a proportion, applying cross multiplication, and using long division to find the solution. The process is broken down into clear steps, emphasizing the importance of understanding each part of the calculation.

What is the first step in solving the problem of finding what number 18 is 13% of?

• Identify the whole number

• Set up a proportion

• Use long division

• Multiply by 100

Which mathematical operation is used to solve the equation 18 * 100% = 13% * X?

• Addition

• Subtraction

• Cross multiplication

• Division

What is the purpose of using long division in this problem?

• To find the percentage

• To simplify the equation

• To solve for the unknown whole

• To convert percentages to decimals

How many times does 13 go into 1800 during the long division process?

• Four times

• One time

• Two times

• Three times

What is the final result of the division process in the problem?

• 104

• 138.4

• 1800

• 13