When am I ever going to When am I ever going to use this?use this?

Percent in my lifePercent in my life

S. Student S. Student

ShoppingShopping

There are two different ways There are two different ways percent is used when you go percent is used when you go shopping. One way is when shopping. One way is when you save money because you save money because items are on sale or items are on sale or discounted. The other way is discounted. The other way is when you have to pay more when you have to pay more money for sales tax or a money for sales tax or a surcharge. surcharge.

DiscountDiscount

Mary bought a jacket Mary bought a jacket which was originally which was originally priced at $ 125.00 and priced at $ 125.00 and was on sale for 15% off. was on sale for 15% off. What is the sales price of What is the sales price of the jacket?the jacket?

Find 15% of $125.00.Find 15% of $125.00.

(.15)(125) = 18.75(.15)(125) = 18.75

Subtract the discount from Subtract the discount from the original pricethe original price

125 – 18.75 = 106.25125 – 18.75 = 106.25

The sales price is $106.25The sales price is $106.25..

A discount is when you save money. Sometimes a A discount is when you save money. Sometimes a discount is a flat rate but more often it is a percentage. discount is a flat rate but more often it is a percentage.

DiscountDiscount

James bought a pool stick James bought a pool stick which was originally which was originally priced at $ 75.00 and priced at $ 75.00 and was on sale for 25% off. was on sale for 25% off. What is the sales price of What is the sales price of the pool stick?the pool stick?

Find 25% of $ 75.00.Find 25% of $ 75.00.

(.25)(75) = 18.75(.25)(75) = 18.75

Subtract the discount from Subtract the discount from the original pricethe original price

75 – 18.75 = 56.2575 – 18.75 = 56.25

The sales price is $56.25The sales price is $56.25..

A discount is when you save money. Sometimes a A discount is when you save money. Sometimes a discount is a flat rate but more often it is a percentage. discount is a flat rate but more often it is a percentage.

Sales TaxSales Tax

Mary bought a jacket for Mary bought a jacket for $106.25 however, she $106.25 however, she must pay 8.5% tax. must pay 8.5% tax. What is the final cost of What is the final cost of the jacket?the jacket?

Find 8.5% of $106.25.Find 8.5% of $106.25.

(.085)(106.25) = 9.03125(.085)(106.25) = 9.03125

Round to the nearest cent.Round to the nearest cent.

Add to the price.Add to the price.

106.25 + 9.03 = 115.28106.25 + 9.03 = 115.28

The sales price is $115.28The sales price is $115.28..

Sales tax is money collected by the retailer on behalf Sales tax is money collected by the retailer on behalf of the government. It is a percentage but differs by of the government. It is a percentage but differs by location.location.

Sales TaxSales Tax

James paid $56.25 for his James paid $56.25 for his pool stick however, he pool stick however, he must pay 6% tax. What must pay 6% tax. What is the final cost of his is the final cost of his pool stick?pool stick?

Find 6% of $ 56.25.Find 6% of $ 56.25.

(.06)(56.25) = 3.375(.06)(56.25) = 3.375

Round to the nearest cent.Round to the nearest cent.

Add to the price.Add to the price.

56.25 + 3.38 = 59.6356.25 + 3.38 = 59.63

The sales price is $59.63The sales price is $59.63..

Sales tax is money collected by the retailer on behalf of Sales tax is money collected by the retailer on behalf of the government. It is a percentage but differs by location.the government. It is a percentage but differs by location.

GratuitiesGratuities

Gratuities are a fancy way of Gratuities are a fancy way of saying tip. A tip is something saying tip. A tip is something you give someone for good you give someone for good service. It is usually a service. It is usually a percent but can also be a flat percent but can also be a flat rate. For example, when my rate. For example, when my Dad gets his car from the Dad gets his car from the valet he gives them $2 no valet he gives them $2 no matter what it costs him to matter what it costs him to park.park.

TippingTipping

The bill for dinner was a The bill for dinner was a total of $56.85. The total of $56.85. The service was good so we service was good so we decided to leave a 20% decided to leave a 20% tip. How much should tip. How much should we leave as a tip?we leave as a tip?

Find 20% of $ 56.85.Find 20% of $ 56.85.

(.20)(56.85) = 11.37 (.20)(56.85) = 11.37

At this point most people At this point most people round the number or use round the number or use estimation. I would estimation. I would probably leave $11.50 probably leave $11.50 as the tip or $12.00.as the tip or $12.00.

It is customary to tip a waiter or waitress 15-20% on a It is customary to tip a waiter or waitress 15-20% on a meal in a restaurant. meal in a restaurant.

TippingTipping

The bill for dinner was a The bill for dinner was a total of $ 211.65. The total of $ 211.65. The service wasn’t so good service wasn’t so good so we decided to leave a so we decided to leave a 15% tip. How much 15% tip. How much should we leave as a tip?should we leave as a tip?

Find 15% of $ 211.65Find 15% of $ 211.65

(.15)(211.65) = 31.7475(.15)(211.65) = 31.7475

This number must be This number must be rounded because it goes rounded because it goes past the hundredth past the hundredth place. I would probably place. I would probably leave $32.00 as the tip.leave $32.00 as the tip.

It is customary to tip a waiter or waitress 15-20% on a It is customary to tip a waiter or waitress 15-20% on a meal in a restaurant. meal in a restaurant.

ReflectionReflection

There are many different ways There are many different ways that people use percent in that people use percent in their lives. There is really no their lives. There is really no way to avoid using percent. It way to avoid using percent. It is everywhere from shopping, is everywhere from shopping, eating, banking and eating, banking and especially credit cards. especially credit cards. Percent is part of our lives.Percent is part of our lives.