Solutions by everydaycalculation.com
1st number: 5 1/3, 2nd number: 6/15
163 + 615 is 8615.
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Related: 32/3+6/15 16/3+12/15 16/6+6/15 16/3+6/30 48/3+6/15 16/3+18/15 16/9+6/15 16/3+6/45 80/3+6/15 16/3+30/15 16/15+6/15 16/3+6/75 16/3+42/15 16/21+6/15
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