Understanding Percent Discounts

The video tutorial explains how Juan can use a 15% off coupon for a phone purchase over $100. It demonstrates two methods to calculate the savings: converting the percentage to a decimal and using a percent equation. Both methods show that Juan saves $37.50 on a $250 phone purchase.

What is the minimum purchase amount required to use Juan's coupon?

• $200

• $50

• $100

• $150

Tags

CCSS.7.EE.B.3

How much does Juan's new phone cost before applying the coupon?

• $300

• $250

• $200

• $150

How do you convert 15% into a decimal?

• 15.0

• 1.5

• 0.15

• 0.015

Tags

CCSS.7.RP.A.3

What is the first step in calculating the discount using the decimal method?

• Add 15 to the price

• Divide the price by 15

• Convert the percentage to a decimal

• Multiply the price by 15

Tags

CCSS.6.NS.B.3

How much money does Juan save with the coupon using the decimal method?

• $40.00

• $25.00

• $30.00

• $37.50

Tags

CCSS.7.RP.A.3

What is the 'base' in the percent equation for this problem?

• 15%

• $100

• $250

• $37.50

Tags

CCSS.6.RP.A.3C

In the percent equation, what does the variable 'a' represent?

• The base

• The percent

• The amount saved

• The total cost

Tags

CCSS.6.RP.A.3C

What is the equation used to find the amount saved in this problem?

• 15% + $250 = a

• 15% - $250 = a

• 15% x $250 = a

• 15% / $250 = a

Tags

CCSS.6.RP.A.3C

What is the final amount Juan saves using the percent equation?

• $30.00

• $40.00

• $25.00

• $37.50

Tags

CCSS.6.RP.A.3C

What is the purpose of converting a percentage to a decimal in this context?

• To multiply it with the base amount

• To simplify the equation

• To make the number smaller

• To add it to the base amount

Tags

CCSS.6.RP.A.3C