Solutions by everydaycalculation.com
1st number: 4 2/3, 2nd number: 1 1/7
143 + 87 is 12221.
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Related: 28/3+8/7 14/3+16/7 14/6+8/7 14/3+8/14 42/3+8/7 14/3+24/7 14/9+8/7 14/3+8/21 70/3+8/7 14/3+40/7 14/15+8/7 14/3+8/35 98/3+8/7 14/3+56/7 14/21+8/7 14/3+8/49
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