Solutions by everydaycalculation.com
1st number: 2/3, 2nd number: 1 1/7
23 + 87 is 3821.
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Related: 4/3+8/7 2/3+16/7 2/6+8/7 2/3+8/14 6/3+8/7 2/3+24/7 2/9+8/7 2/3+8/21 10/3+8/7 2/3+40/7 2/15+8/7 2/3+8/35 14/3+8/7 2/3+56/7 2/21+8/7 2/3+8/49
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