 • • RATES Mr. P's Class • Room 213 • Meigs Magnet School RATES • MATH TOPIC 12 T E R M S ratio: the proportional relation between two similar measures or numbers with respect to the number of times the first contains the second (for example, the ratio of 5 to 2, written 5:2 or 5/2). proportion: comparative relation between ratios (for example, 1/2 is a proportion to 2/4). rate: a certain amount of one thing considered in relation to a unit of another thing and used as a standard or measure: (for example, the rate of 60 miles an hour could be the speed limit). unit rate: unit rate is a ratio between two measurements in which the second term is 1. 1 [LINK] What is RATE? (eduplace.com)... 2 [LINK] What is a UNIT RATE? (icoachmath.com)... 3 [PEN] PENCAST ARCHIVES: 04.11.12 4 [PEN] PENCAST ARCHIVES: 04.13.12 5 [LINK] YOUTUBE: finding unit rates... 6 [TASK] TASK #1: Mildred's Shopping [DUE: 01.16.15]... 7 [TASK] TASK #2: Grocery Store Presentation [DUE: 01.23.15]... *ALT: {pp. 306-309 & pp. 324-325} 8 [QUIZ] QUIZ A: [01.20.15]... 9 [QUIZ] QUIZ A (#14): 01.22.15... 10 [QUIZ] QUIZ B (#15): 01.26.15... 11 Rate: 12 Rate: 13 Size #13 Price: 14 Size #14 Price: 15 Size #15 Price: 16 Mildred shops! Can she shop & save? 17 [PPT] Dr. Pepper Sale Price Challenge (PPT)... 18 [PDF] Dr. Pepper Sale Price Challenge (PDF)... 19 20