Add/Subtract Positive/Negative Decimals 1

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Taught by YourMathGal
  • Currently 3.0/5 Stars.
2722 views | 1 rating
Meets NCTM Standards:
Errors in this video:

At about the 10:11 mark, the teacher says 10.945 is smaller than 8.32; she should have said that 10.945 is bigger than 8.32.

Lesson Description:

Shows how to add and subtract decimals when negative numbers are involved.

More free YouTube videos by Julie Harland are organized at http://yourmathgal.com

Questions answered by this video:
  • How do I add and subtract numbers with decimals?
  • What does -3.4+(-5.31) equal?
  • What does -14+(-5.32)+(-12.6) equal?
  • What does -14.3+6.8 equal?
  • What does -32.46+16.31 equal?
  • What does -4.08+6.8 equal?
  • What does 63.4+(-219) equal?
  • What does -16.1+35.29+(-8.34) equal?
  • What does 8.32-10.945 equal?
  • Staff Review

    • Currently 3.0/5 Stars.
    In this lesson, the teacher shows how to do addition and subtraction with positive/negative numbers that have decimals.