Solutions by everydaycalculation.com
1st number: 8/12, 2nd number: 3 6/12
812 + 4212 is 256.
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Related: 16/12+42/12 8/12+84/12 8/24+42/12 8/12+42/24 24/12+42/12 8/36+42/12 8/12+42/36 40/12+42/12 8/60+42/12 8/12+42/60 56/12+42/12 8/84+42/12 8/12+42/84
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