What is (-3) - (-2)?
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Originally Posted by angelmt What is (-3) - (-2)? Since -(-2) = +2, we have (-3) - (-2) = (-3) + 2 = -3+2 = -1
Most calculators can perform this type of problem fairly easy. I would encourage learning it manually first but calculators do serve a purpose.
To review how to work with negative numbers, try some online lessons. Most have plenty of helpful examples.
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