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Please help if you can. Integers. Hand writing's messy sorry about that.
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Please help if you can. Integers. Hand writing's messy sorry about that.

Please help if you can. Integers. Hand writing's messy sorry about that.-example-1
User Freemanoid
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1 Answer

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-9 + 279 = 270.
different signs (negative vs positive) subtract, keep the sign of the highest number.

-9 - 279 = -288.
same signs add and keep

-9 • 279 = -2,511. positives and negatives always equal negatives.

User Fabien Kruba
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7.9k points
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