2.6 Story Problem Strategies

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Presentation transcript:

2.6 Story Problem Strategies Objective: I can solve multi-step addition problems by solving word problems.

Estimate by Clustering Review: Estimate by Rounding Front End Estimation Estimate by Clustering 438+3,289 = ________ 378+284 = __________ 104+107+110 = ______

Extra or missing information _______________________________________ Directions: Solve each word problem by doing the following: -Use UPS Check -Identify the extra or missing information in the word problem -Explain how many steps it took you to solve the problem -Use 2 strategies to solve each problem. Example: A waiter at the Greasy Spoon restaurant had thirty six customers to wait on. The wait at the restaurant was an hour and a half long. During the lunch rush he added another sixty seven customers to wait on. If forty of the customers didn’t leave him a tip, how many customers did leave a tip? Strategy 1 Strategy 2 Extra or missing information _______________________________________ How many steps did it take to solve the problem? _____________ Equation(s) ________________________________________________

Guided Practice 2. Scholastic was holding a book fair. At the school’s book fair Bill bought 47 books. Jack bought 16 posters. Sara bought twice as many books. Sara wanted to reach 100 books, how many more did she need? Strategy 1 Strategy 2 Extra or missing information ____________________________________ How many steps did it take to solve the problem? _____________ Equation(s) _____________________________________

Creating My Own Multi-Step Word Problems Left Side Creating My Own Multi-Step Word Problems Directions: Create 3 word problems based off of the menu your teacher has displayed on the board. You must: Write at least one multi-step word problems out of the three Solve each word problem Use UPS Check Write an equation to solve it Include extra information in the word problem