Solutions by everydaycalculation.com
1st number: 1 6/12, 2nd number: 1 1/7
1812 - 87 is 514.
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Related: 36/12-8/7 18/12-16/7 18/24-8/7 18/12-8/14 54/12-8/7 18/12-24/7 18/36-8/7 18/12-8/21 90/12-8/7 18/12-40/7 18/60-8/7 18/12-8/35 18/12-56/7 18/84-8/7 18/12-8/49
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