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10 Cards in this Set
- Front
- Back
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POS + POS
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POSITIVE
5 + 4 = 9 |
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NEG + NEG
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NEGATIVE
-5 + -4 = -9 |
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NEG + POS
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substract take sign of larger number
-11 + 5 = -4 |
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NEG-POS
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flip 2nd number chg to addition
take sign of larger number -12 - 5 = -12 + -5 =-17 |
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POS - NEG
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flip 2nd number chg to addition
take sign of larger number note chg's to POS + POS Rule 12 - -4 = 12 + 4 =16 |
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NEG-NEG
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Filp 2nd number sign and add
Remember when you add a neg you actually subtrat and use sign of larger number -12 - (-6)= -12+ 6= -6 |
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POS X POS
POS/POS |
POS
3 X 2 = 6 12 /3= 4 |
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NEG X NEG
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POS
-2 X -8= 16 -12/-3= 4 |
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NEG X POS
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NEG
-3 X 4 = -12 -12/3 =-4 |
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POS X NEG
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NEG
3 x (-4) = -12 12/-3=-4 |
