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9 Cards in this Set
- Front
- Back
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add a positive and a negative number?
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Add the numbers (their absolute values)
Take the sign of the larger (the number with the large absolute value) |
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subtract a positive from a negative?
Ex. -5 - 5 = |
Add the absolute values of the numbers.
The answer is a negative. |
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subtract a negative from a positive?
Ex. 3 - -5 = |
Add the two numbers (that is their absolute values.)
The answer is positive |
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add 2 negatives?
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add the two numbers (that is their absolute values.)
The answer is negatvie |
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same sign
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add
keep the sign |
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opposite signs
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subtract and sign of the larger
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when subtracting ->
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change to an addition problem
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multiply or divide a
positive and negative |
answer is negatvie
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multiply or divide
two positives or two negatives |
answer is positive
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