Solutions by everydaycalculation.com
1st number: 21 0/2, 2nd number: 5/12
422 + 512 is 25712.
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Related: 84/2+5/12 42/2+10/12 42/4+5/12 42/2+5/24 42/2+15/12 42/6+5/12 42/2+5/36 42/2+25/12 42/10+5/12 42/2+5/60 42/2+35/12 42/14+5/12 42/2+5/84
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