A student river - Section 2: Teaching the Lesson

  A student river
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Crossing Over 100

Unit 6: Everything in Its Place
Lesson 12 of 14

Objective: SWBAT count across decades and centuries when working with numbers between 100 and 1000

Big Idea: Students often become confused as they count from one decade to the next. In order to become fluent with operations in addition and subtraction, students need to be able to move across decades.

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