Solutions by everydaycalculation.com
1st number: 4 4/9, 2nd number: 5/12
409 - 512 is 14536.
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Related: 80/9-5/12 40/9-10/12 40/18-5/12 40/9-5/24 40/9-15/12 40/27-5/12 40/9-5/36 40/9-25/12 40/45-5/12 40/9-5/60 40/9-35/12 40/63-5/12 40/9-5/84
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