Solutions by everydaycalculation.com
1st number: 4 2/3, 2nd number: 3/15
143 + 315 is 7315.
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Related: 28/3+3/15 14/3+6/15 14/6+3/15 14/3+3/30 42/3+3/15 14/3+9/15 14/9+3/15 14/3+3/45 70/3+3/15 14/15+3/15 14/3+3/75 98/3+3/15 14/3+21/15 14/21+3/15
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