Solutions by everydaycalculation.com
1st number: 10 1/2, 2nd number: 5/12
212 - 512 is 12112.
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Related: 42/2-5/12 21/2-10/12 21/4-5/12 21/2-5/24 63/2-5/12 21/2-15/12 21/6-5/12 21/2-5/36 21/2-25/12 21/10-5/12 21/2-5/60 21/2-35/12 21/14-5/12 21/2-5/84
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