Adding and Subtracting Directed Numbers

5.0/5 rating 1 vote
A PowerPoint demo od using negative numbers in addition and subtraction
  • Last update: 27 July 2011
  • File size: 60.50 KB
  • Downloaded: 4330
  • Author: Emaths

Comments (1)

  • Andrew Peacock

    Andrew Peacock

    12 May 2015 at 12:22 |
    Cool

    reply

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