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How do the rules for adding and subtracting signed decimals compare with the rules for adding and subtracting integers?
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How do the rules for adding and subtracting signed decimals compare with the rules for adding and subtracting integers?

User Jan Erik Schlorf
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If sign is the same add and keep the sign

If the sign is different subtract and keep the sign of larger absolute value

Subtraction rules: add opposite and then use addition rules
User Contactmatt
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