What is 12 plus 4 in mod 10? Shouldn't that be 12+4=16-10=6? Or even 12-10=2, 2+4=6? My book says "Be careful, the answer is not 6".

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Originally Posted by MSUMathStdnt What is 12 plus 4 in mod 10? Shouldn't that be 12+4=16-10=6? Or even 12-10=2, 2+4=6? My book says "Be careful, the answer is not 6". Maybe they want you to say it this way?

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