Solutions by everydaycalculation.com
1st number: 4 2/3, 2nd number: 6/12
143 + 612 is 316.
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Related: 28/3+6/12 14/6+6/12 14/3+6/24 42/3+6/12 14/3+18/12 14/9+6/12 14/3+6/36 70/3+6/12 14/3+30/12 14/15+6/12 14/3+6/60 98/3+6/12 14/3+42/12 14/21+6/12 14/3+6/84
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