Solutions by everydaycalculation.com
1st number: 4 4/9, 2nd number: 6/15
409 - 615 is 18245.
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Related: 80/9-6/15 40/9-12/15 40/18-6/15 40/9-6/30 40/9-18/15 40/27-6/15 40/9-6/45 40/9-30/15 40/45-6/15 40/9-6/75 40/9-42/15 40/63-6/15
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