Which coupon will save you more?

Which coupon will save you more?

20% off -or- $10 off

Finding 20% Discount

To find a 20% discount, first you need to choose which method you want to use. You can either find the DISCOUNT or the NEW PRICE.

Finding the DISCOUNT

To find the discount amount,

multiply the price by the percentage of discount over 100

20% Discount for a $45 item

• Multiply $45 by the 20% over 100

• 45 (20/100)

• 45 (20/100) = 9

• So the discount would be $9

Multiple Choice

How do you find a 15% discount?

• Add 15

• Subtract 0.15

• Multiply by 15/100

• Divide 1500

Multiple Choice

How much will you save?

You want to buy a camera that is on sale for 10% off. The original price is $68.98.

• $6.89

• $62.08

• $60.00

• $6,000,000

Multiple Choice

How much will you save?

You want to buy a necklace with your zodiac sign.

The price is $15.30 and you have a coupon for 15% off!

• $1.00

• $2.29

• $13.00

• $15,000,000

Poll

How would you rate your understanding of

"finding a discount"?

• I got this!

• I think I understand now.

• I'm still confused.

• I really need some help!

Finding the NEW PRICE

after the 20% Discount

This is your other option for finding a 20% discount.

New Price after a % Discount

• Subtract your percent of discount from 100

• So if your discount is 10% off

  100%-10%

• 100-10

• 100-10=90

• So if you save 10%, that means you're paying 90% of the price

20% off for a $45 item

• for 20% off of the price

  Subtract 100-20

• 100-20=80

• So you are paying 80% of the price

20% off for a $45 item

• Now find 80% of the cost

• Multiply the price by the percent over 100

• 80% of $45

• 45 (80/100)

• 45 (80/100) = 36

• So the new price after 20% off is $36

Multiple Choice

You want to find the new price after a 15% discount.

What is the 1st Step?

• Add 15

• Subtract 100-15

• Multiply by 15/100

• Divide 1500

Multiple Choice

15% off means you will pay 85% of the price!

What do you need to do next

to find the price after a 15% discount?

• add 85

• subtract 0.85

• multiply the price by (85/100)

• divide by 8

Multiple Choice

What is the new price after the discount?

You want to buy a camera that is on sale for 10% off. The original price is $68.98.

• $6.89

• $62.08

• $60.00

• $6,000,000

Multiple Choice

What is the new price after the discount?

You want to buy a necklace with your zodiac sign.

The price is $15.30 and you have a coupon for 15% off!

• $1.00

• $2.29

• $13.00

• $15,000,000

Poll

How would you rate your understanding of

"finding the new price after a discount"?

• I got this!

• I think I understand now.

• I'm still confused.

• I really need some help!

Multiple Choice

Which is a better deal?

20% off or $10 off?

($30 Jeans)

Multiple Choice

Which is a better deal?

20% off or $10 off?

($68 Sneakers)

Multiple Choice

Which is a better deal?

20% off or $10 off?

($76 Sneakers)

Multiple Choice

Which is a better deal?

20% off or $10 off?

($33 lights)

Multiple Choice

Which is a better deal?

20% off or $10 off?

($13 Lights)

Multiple Choice

Which is a better deal?

20% off or $10 off?

($120 Bean Bag Chair)

Multiple Choice

Which is a better deal?

20% off or $10 off?

($49 Backpack)

Multiple Choice

Which is a better deal?

20% off or $10 off?

($299 Nintendo Switch)

Multiple Choice

Which is a better deal?

20% off or $10 off?

($19.98 Beanie with Headphones)