Solutions by everydaycalculation.com
1st number: 4 0/3, 2nd number: 4 0/6
123 + 246 is 81.
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Related: 24/3+24/6 12/3+48/6 12/6+24/6 12/3+24/12 36/3+24/6 12/3+72/6 12/9+24/6 12/3+24/18 60/3+24/6 12/15+24/6 12/3+24/30 84/3+24/6 12/21+24/6 12/3+24/42
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