Solutions by everydaycalculation.com
1027 - 89 is -1427.
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Related: 20/27-8/9 10/27-16/9 10/54-8/9 10/27-8/18 30/27-8/9 10/27-24/9 10/81-8/9 10/27-8/27 50/27-8/9 10/27-40/9 10/27-8/45 70/27-8/9 10/27-56/9 10/27-8/63
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