Simplifying to show proportion.wmv - Section 3: Revisiting Proportion

 
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The Decimal Slide

Unit 8: Exploring Rational Numbers
Lesson 16 of 20

Objective: SWBAT mentally calculate 10% of any number.

Big Idea: Students connect to prior knowledge of place value and fraction sense to help understand the "decimal slide".

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Subject(s):
Math, Fractions, Number Sense and Operations, Decimals, Place Value, percent, proportional relationships, prior knowledge, Mental Math, ratios, equivalence, box diagra, rational numbers
  54 minutes
different representations
 
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