100 Grid Challenge.docx - Section 2: Introducing 100 Grid Challenge

  100 Grid Challenge.docx
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Using the Number Grid to Add or Subtract Ten

Unit 12: The Ten Concept: Counting On and Off the Decade and Knowing 10 More/ 10 Less
Lesson 3 of 9

Objective: SWBAT add or subtract ten to/from a 2 digit number.

Big Idea: The Number Grid Challenge. Students will play a game that requires them to add or subtract ten from a number using the number grid. They will record their results using standard notation.

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Math, Number Sense and Operations, 1st Grade, adding ten, subtracting ten, counting by 10
  70 minutes
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