Mathematics Handbook/Subtraction: Difference between revisions
wikademia>Adrignola m moved Mathematic Handbook/Subtraction to Mathematics Handbook/Subtraction: Use proper grammar |
wikademia>Adrignola m +category |
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# a - (-a) = 2a | # a - (-a) = 2a | ||
# a - (a) = 0 | # a - (a) = 0 | ||
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Revision as of 18:02, 1 November 2010
- a - 0 = a
- a - (-a) = 2a
- a - (a) = 0