1

7 or 7.00

Why is seven right?

20x .35

100607.00

Review from yesterday….Find the percent of each number.

1. 75% of 300

2. 93% of 56

3. 32% of 128

4. 9% of 60

225

52.08

40.965.4

4

Sales tax is an amount added to the price of an item.

sales tax = price • sales tax rate total cost = price + sales tax

Sales tax

A tip is an amount added to a bill for service. tip = bill • tip rate total cost = bill + tip

Tips

A discount is an amount that is subtracted from the regular price of an item. discount = price • discount rate total cost = price – discount

Discounts

Common Uses of Percents

A fishing store is having a 10% off sale. If Adam wants to buy a fishing pole whose regular price is $39.95, how much will he pay for the pole after the discount?

Discounts

7

Make up a problem for your seat partner involving a discount.

Channing’s dinner bill is $27.85. He wants to leave a tip that is 15% of the bill. How much should his tip be?

Tips

9

Anna is buying a dog bed for $29.75. The sales tax rate is 7%. How much will the total cost of the dog bed be?

Sales Tax

11

$15

Why is fifteen dollars wrong?

$45

Why is forty-five dollars correct?

$60x .25300

1200$15.00

$60- 15$45

$32.10

Why is thirty-two dollars and ten cents correct?

$30x .07

$2.10

$30.00+ 2.10$32.10