Percent Vocabulary Quiz

What is the formula to calculate the discount amount?

• Discount Amount = Original Price * Discount Rate

• Discount Amount = Original Price / Discount Rate

• Discount Amount = Original Price + Discount Rate

• Discount Amount = Original Price - Discount Rate

Tags

CCSS.6.RP.A.3C

If an item is originally $80 and it is on sale for 20% off, what is the discount amount?

• $10

• $15

• $20

• $16

Tags

CCSS.6.RP.A.3C

What is the formula to find the percent of a number?

• (percent * 100) / number

• (percent / 100) * number

• (percent * number) / 100

• (number / percent) * 100

What is 25% of 80?

• 20

• 10

• 30

• 40

Tags

CCSS.6.RP.A.3C

What is the formula to calculate the tip amount?

• Total bill + Tip percentage

• Total bill / Tip percentage

• Total bill - Tip percentage

• Total bill * Tip percentage

Tags

CCSS.6.RP.A.3C

If the bill amount is $50 and you want to leave a 15% tip, what is the tip amount?

• $5.00

• $7.50

• $10.00

• $15.00

Tags

CCSS.6.RP.A.3C

What is the formula to find the original amount?

• Original Amount = Final Amount / (1 + Rate of Increase)

• Original Amount = Final Amount * (1 + Rate of Increase)

• Original Amount = Final Amount - Rate of Increase

• Original Amount = Final Amount / Rate of Increase

Tags

CCSS.6.RP.A.3C

If the sale price of an item is $60 and it is discounted by 25%, what was the original price?

• $80

• $40

• $50

• $70

Tags

CCSS.6.RP.A.3C

What is the formula to calculate simple interest?

• I = P * R * T

• I = R * T

• I = P * T

• I = P * R

Tags

CCSS.7.RP.A.3

If you invest $500 at an annual interest rate of 4%, how much interest will you earn in one year?

• $20

• $200

• $100

• $50

Tags

CCSS.7.RP.A.3