Solutions by everydaycalculation.com
1st number: 1 2/12, 2nd number: 10/15
1412 - 1015 is 12.
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Related: 28/12-10/15 14/12-20/15 14/24-10/15 14/12-10/30 42/12-10/15 14/12-30/15 14/36-10/15 14/12-10/45 70/12-10/15 14/12-50/15 14/60-10/15 14/12-10/75 98/12-10/15 14/12-70/15 14/84-10/15
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