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adding

1. like sign, add their absalute value & copy the common sign.

2. unlike signs. subtruct their absalute value & copy the sing of the bigger number.

subtructing

1. change the sign of the subrahend (if + change to - & if - change to +)

2. then go back to the rules in addition.

multiplying & dividing

1. likes signs, simply perform the operation then the answer's sign would be (+) positive

2. unlike signs, simply perform the operation then the answer's sign would be (-) negative

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13y ago

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