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“Chrysanthemum” – Adding and Subtracting Within 20

1st Grade • 1 Lesson Plan
$2.00
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Quick Facts

Subject: Math, Operations and Algebraic Thinking

Type: 1 Lesson Plan

Skills:

  • Collaborate with partners practicing the language of math
  • Add and subtract within 20 and solve addition word problems using t-charts and number lines
  • Practice mental math and demonstrate their understanding while playing the game “Steal the Bacon”

Materials Needed:

  • Blank paper or whiteboards/dry erase markers
  • Pencil & crayons/colored pencils
  • Document camera or whiteboard

Printable Resources: None needed!

CCSS: 1.OA.A.1

File Type: PDF Document

Lesson Plan Description

Practice strategic student engagement strategies to develop oracy and fluency with the language of mathematics and present addition and subtraction in different ways to help nurture a visual solid understanding of this critical concept.   in this 1 hour lesson.  

  • Collaborate with partners practicing the language of math
  • Add and subtract within 20 and solve addition word problems using t-charts and number lines
  • Practice mental math and demonstrate their understanding while playing the game “Steal the Bacon”

**Purchasing both this 1 hour and the Math Bundle: “Chrysanthemum” Bundle: Categorizing & Adding/Subtracting,” will result in duplicated content.