Understanding Percents

This video tutorial explains how to solve problems using percents, with real-life examples. It covers setting up percent proportions, identifying parts and wholes, and solving problems involving paychecks, quizzes, and taxes. The video emphasizes checking the reasonableness of answers and provides practice problems for reinforcement.

What is the first step in solving percent problems according to the video?

• Divide by 100

• Multiply the percent by the whole

• Identify the whole and the part

• Set up a percent proportion

How much did Martha save from her paycheck?

• $150

• $20

• $120

• $30

Why is it important to check if your answer is reasonable?

• To impress your friends

• To use a calculator more effectively

• To make the calculation easier

• To ensure the problem was set up correctly

How many problems were on Ethan's quiz?

• 60

• 30

• 90

• 27

What percent of the jeans' cost was the tax?

• 5%

• 1.25%

• 25%

• 20%

How much tax did Whitney pay on her jeans?

• $2.50

• $25

• $5

• $1.25

What is the total amount Whitney paid for the jeans including tax?

• $26.25

• $25

• $30

• $31.25

What is the correct setup for a percent proportion?

• Part over whole equals percent over 100

• 100 over percent equals part over whole

• Whole over part equals 100 over percent

• Percent over 100 equals whole over part

What was the tip amount in the practice problem?

• $3.70

• $4.00

• $3.00

• $2.50

What is the final step after solving a percent problem?

• Check if the answer is reasonable

• Divide by the percent

• Multiply by 100

• Set up a proportion