Solutions by everydaycalculation.com
1st number: 1/15, 2nd number: 2 4/7
115 - 187 is -263105.
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Related: 2/15-18/7 1/15-36/7 1/30-18/7 1/15-18/14 3/15-18/7 1/15-54/7 1/45-18/7 1/15-18/21 5/15-18/7 1/15-90/7 1/75-18/7 1/15-18/35 7/15-18/7 1/15-18/49
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