setting up a cup diagram.JPG - Section 2: Warm up

 
  setting up a cup diagram.JPG
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Going Mental over Percents

Unit 8: Exploring Rational Numbers
Lesson 20 of 20

Objective: Students will be able to explain multiple methods for mental calculation of a percent increase or decrease.

Big Idea: Exposure to multiple methods makes students more flexible and more confident problem solvers, helping them persevere when they get stuck.

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1 teacher likes this lesson
Subject(s):
Math, modeling, Number Sense and Operations, context, number talk, mental math, perseverance, percent increase and decrease, percent, calculation strategies, rational numbers
  54 minutes
drawing a model of mental calculation
 
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