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A pair of directed numbers….
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Adding and subtracting
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Multiplying and dividing
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Same signs
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Add the numbers
The sign of the answer is the same as the sign of the numbers
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The answer will be positive
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Opposite signs
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Find the difference of the numbers
The sign of the answer is the same as the sign of the largest number
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The answer will be negative
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This entry was posted on Friday, February 23rd, 2007 at 10:31am
and is filed under Uncategorized, Number, Algebra.
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September 2nd, 2010 18:20
algebra equations…
Wasn’t this topic explained (but in a completely different opinion)?…