Solutions by everydaycalculation.com
1st number: 1 3/9, 2nd number: 5/12
129 - 512 is 1112.
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Related: 24/9-5/12 12/9-10/12 12/18-5/12 12/9-5/24 36/9-5/12 12/9-15/12 12/27-5/12 12/9-5/36 60/9-5/12 12/9-25/12 12/45-5/12 12/9-5/60 84/9-5/12 12/9-35/12 12/63-5/12 12/9-5/84
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