Lesson: Subtracting by Counting Back: Numbers up to 20 | Nagwa Lesson: Subtracting by Counting Back: Numbers up to 20 | Nagwa

Lesson: Subtracting by Counting Back: Numbers up to 20 Mathematics • Second Year of Primary School

In this lesson, we will learn how to subtract within 20 by counting back from the starting number.

Lesson Plan

Lesson Video

Video Thumbnail
02:59

Lesson Playlist

  • Using the Counting Back Strategy to Subtract from Numbers up to 20
    01:27
  • Relating Counting to Addition and Subtraction
    02:30
  • Relating Counting Back to Subtraction Problems
    00:59

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