Scratch Addition

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Taught by YourMathGal
  • Currently 4.0/5 Stars.
1975 views | 1 rating
Meets NCTM Standards:
Lesson Description:

Show a quick and easy way to add a column of single digit numbers using the Scratch or Dot Method.

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Questions answered by this video:
  • How can I quickly add a column of numbers?
  • Staff Review

    • Currently 4.0/5 Stars.
    This video does a good job of teaching scratch addition, a technique that dates back to before calculators were invented. Scratch addition is also compared to other methods.