Solutions by everydaycalculation.com
1st number: 3 9/12, 2nd number: 8/12
4512 - 812 is 3712.
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Related: 90/12-8/12 45/12-16/12 45/24-8/12 45/12-8/24 45/12-24/12 45/36-8/12 45/12-8/36 45/12-40/12 45/60-8/12 45/12-8/60 45/12-56/12 45/84-8/12 45/12-8/84
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