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Lina20 [59]
3 years ago
9

Negative 17 minus negative 9

Mathematics
1 answer:
zimovet [89]3 years ago
4 0
My teacher always told me keep change and then opposite
so keep -17
change the minus sign to plus sign
and the opposite is postive 9
*-17+9=-8*
Remember different sign you subtract and keep sign of the biggest number
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