Understanding Percent Equations

This video tutorial covers solving percent equations by translating word problems into mathematical equations. It explains key concepts such as identifying unknowns, converting percentages to decimals, and using multiplication and equality in equations. The tutorial includes examples of calculating percentages of numbers, determining unknown values, and applying these skills to real-world problems like calculating down payments and maximum home values.

What is the first step in solving a percent equation?

• Add the numbers

• Identify the unknown

• Multiply by 100

• Convert the percent to a fraction

In a percent equation, what does the word 'of' translate to?

• Division

• Multiplication

• Subtraction

• Addition

What does the word 'is' translate to in a percent equation?

• Addition

• Equals

• Subtraction

• Division

In the context of percent equations, what does the word 'what' represent?

• A constant

• A variable or unknown

• A known value

• A coefficient

How do you express 12% as a decimal?

• 0.012

• 0.12

• 1.2

• 12.0

If 60% of a number is 15, what is the number?

• 20

• 35

• 25

• 30

What percent of 140 is 3.5?

• 2.5%

• 3.5%

• 4.5%

• 5.5%

How do you convert a decimal to a percent?

• Multiply by 10

• Divide by 10

• Multiply by 100

• Divide by 100

What is the required down payment for a $180,000 home if the lender requires 16%?

• $16,800

• $26,800

• $18,000

• $28,800

If you have $23,500 for a down payment, what is the maximum home value you can afford with a 16% down payment requirement?

• $140,000

• $150,000

• $146,875

• $145,000