Lesson: Subtracting Numbers up to 20 on a Number Line Elementary School Mathematics 1st Grade Math Connects • Grade 2 • Volume 1 • Student Edition enVisionmath2.0 • Grade 2 • Volume 1 • Common Core

Mathematics

In this lesson we will learn how to subtract within 20 by jumping backward in ones on a number line.

Video

05:27

Sample Question Videos

  • 01:12
  • 01:47
  • 00:36

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