Solutions by everydaycalculation.com
1st number: 6/12, 2nd number: 6 9/12
612 - 8112 is -254.
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Related: 6/24-81/12 6/12-81/24 18/12-81/12 6/36-81/12 6/12-81/36 30/12-81/12 6/60-81/12 6/12-81/60 42/12-81/12 6/84-81/12 6/12-81/84
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