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Colt
Mathematics
4 August, 15:16
How much is - 21 - (-8) ?
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Kyle Baird
4 August, 15:41
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-21 - (-8) first the two negatives cancel out so you get - 21+8then you combine the positives and negatives (try 21-8, and then make the sum negative) In the end you get - 13.
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