Solutions by everydaycalculation.com
1st number: 8/9, 2nd number: 1 1/7
89 - 87 is -1663.
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Related: 16/9-8/7 8/9-16/7 8/18-8/7 8/9-8/14 24/9-8/7 8/9-24/7 8/27-8/7 8/9-8/21 40/9-8/7 8/9-40/7 8/45-8/7 8/9-8/35 56/9-8/7 8/9-56/7 8/63-8/7 8/9-8/49
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