Culinary Kitchen Math Calculations Copyright Copyright © Texas Education Agency, 2015 These Materials are copyrighted © and trademarked ™ as the property of the Texas Education Agency (TEA) and may not be reproduced without the express written permission of TEA, except under the following conditions: 1) Texas public school districts, charter schools, and Education Service Centers may reproduce and use copies of the Materials and Related Materials for the districts’ and schools’ educational use without obtaining permission from TEA 2) Residents of the state of Texas may reproduce and use copies of the Materials and Related Materials for individual personal use only, without obtaining written permission of TEA 3) Any portion reproduced must be reproduced in its entirety and remain unedited, unaltered and unchanged in any way 4) No monetary charge can be made for the reproduced materials or any document containing them; however, a reasonable charge to cover only the cost of reproduction and distribution may be charged Private entities or persons located in Texas that are not Texas public school districts, Texas Education Service Centers, or Texas charter schools or any entity, whether public or private, educational or non-educational, located outside the state of Texas MUST obtain written approval from TEA and will be required to enter into a license agreement that may involve the payment of a licensing fee or a royalty For information contact: Office of Copyrights, Trademarks, License Agreements, and Royalties, Texas Education Agency, 1701 N Congress Ave., Austin, TX 78701-1494; phone 512-463-7004; email: copyrights@tea.state.tx.us Copyright © Texas Education Agency, 2015 All rights reserved Math in the Culinary Kitchen? • Yes! • Math in the culinary kitchen includes: • Examples: • Converting recipes • Measuring ingredients Copyright © Texas Education Agency, 2015 All rights reserved Calculations Math Skills Food Costs Percentages Weights and Measures Copyright © Texas Education Agency, 2015 All rights reserved Math Skills • Are used to: • Adjust cooking times and temperatures • Establish portion sizes • Estimate profits for business • Increase or decrease recipe yields • Order supplies • Weigh ingredients Copyright © Texas Education Agency, 2015 All rights reserved Food Costing • The cost of the foods and beverages that go directly into production of menu items • To calculate food cost: • Cost of Goods Sold ÷ Sales = Food Cost % Copyright © Texas Education Agency, 2015 All rights reserved Percentages • • • • A rate or proportion of 100 Formulas are often expressed in baker’s percentages Used in recipes Used to calculate taxes (click on image for video) Copyright © Texas Education Agency, 2015 All rights reserved Weights and Measurements • • • Ingredients must be accurately weighed and measured Ensures the food will be of high quality Also ensures the recipe will be same each time Copyright © Texas Education Agency, 2015 All rights reserved Math Skills • Are also needed to calculate: • Change for customers • Customers’ bills • Sales tax • Work hours and pay rate • Tips and gratuity Click to edit Master text styles Second level Third level Fourth level Fifth level Copyright © Texas Education Agency, 2015 All rights reserved Who uses Math Skills in Culinary Arts? • • • • • Bakers Chefs Cooks Managers Servers 10 Copyright © Texas Education Agency, 2015 All rights reserved Let’s Practice! • A chicken spaghetti recipe for 48 costs $138.82 to prepare How much is each individual portion? • Formula • Total Recipe Cost ÷ Number of Portions = Cost Per Portion • Your recipe for blueberry pancakes serves 24 You need to serve the entire middle school faculty for the teacher workday breakfast There are 62 teachers on campus and they each will eat two pancakes What is the conversion factor for your recipe? • Formula • New Yield ÷ Old Yield = Conversion Factor 11 Copyright © Texas Education Agency, 2015 All rights reserved 12 Copyright © Texas Education Agency, 2015 All rights reserved References and Resources Images: Microsoft Office Clip Art: Used with permission from Microsoft™ (slides 1, 5, 6, 8, 10) Shutterstock™ images: Photos obtained with a subscription (slides 3, 5, 8, 9, 10) Textbook: Labsneksy, Sarah R Applied Math for Food Service (1998) Upper Saddle, New Jersey: Prentice Hall Culinary essentials (2010) Woodland Hills, CA: Glencoe-McGraw Hill Foundations of restaurant management & culinary arts (2011) Boston: Prentice Hall Videos: Percent word problem example Find the number that is expressed as a given percentage http:// www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-fractions-decimals/cc-7th-percent-word-problems/v/solving-percent-problems-3 Discount, tax, and tip word problems http:// www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-fractions-decimals/cc-7th-percent-word-problems/e/discount_tax_and_tip_word_probl ems • • • • • • • 13 Copyright © Texas Education Agency, 2015 All rights reserved