Solutions by everydaycalculation.com
1st number: 1 2/3, 2nd number: 6/15
53 + 615 is 3115.
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Related: 10/3+6/15 5/3+12/15 5/6+6/15 5/3+6/30 15/3+6/15 5/3+18/15 5/9+6/15 5/3+6/45 25/3+6/15 5/3+30/15 5/15+6/15 5/3+6/75 35/3+6/15 5/3+42/15 5/21+6/15
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