Add:

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: Enter your answer as a reduced mixed number or as a whole number. Example: 2 1/2 = `2 1/2`, or 2_1/2 = `2 1/2`

Enter DNE for Does Not Exist, oo for Infinity

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Cause I got the answer 7 10/8 .... but I don't know. I think it should be reduced. I tried everything but my answer keep comming wrong. Can someone walk me through the steps so, maybe I'll be able to do similar problems by myself.