SOLUTION: WHEN SUBTRACTING RATIONAL NUMBERS IF THE DENOMINATORS ARE THE SAM EXCEPT ONE IS POSITIVE AND ONE IS NEGATIVE DO WE HAVE TO CHANGE THE DENOMINATOR TO MAKE THE SIGNS THE SAME

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Question 33444: WHEN SUBTRACTING RATIONAL NUMBERS IF THE DENOMINATORS ARE THE SAM EXCEPT ONE IS POSITIVE AND ONE IS NEGATIVE DO WE HAVE TO CHANGE THE DENOMINATOR TO MAKE THE SIGNS THE SAME
Answer by stanbon(48569) About Me  (Show Source):
You can put this solution on YOUR website!
Yes, you have to have the exact same denominators, including the sign.
But keep in mind that you may change any two signs on a fraction and
still keep the same value. For example.
-(+2/-3) = +(-2)/(-3) = -(-2/+3)
Cheers,
Stan H.