Solutions by everydaycalculation.com
1st number: 1 9/12, 2nd number: 1 2/6
2112 - 86 is 512.
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Related: 42/12-8/6 21/12-16/6 21/24-8/6 21/12-8/12 63/12-8/6 21/12-24/6 21/36-8/6 21/12-8/18 21/12-40/6 21/60-8/6 21/12-8/30 21/12-56/6 21/84-8/6 21/12-8/42
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