Solutions by everydaycalculation.com
89 - 67 is 263.
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Related: 16/9-6/7 8/9-12/7 8/18-6/7 8/9-6/14 24/9-6/7 8/9-18/7 8/27-6/7 8/9-6/21 40/9-6/7 8/9-30/7 8/45-6/7 8/9-6/35 56/9-6/7 8/9-42/7 8/63-6/7 8/9-6/49
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