Solutions by everydaycalculation.com
1st number: 5/12, 2nd number: 2 6/21
512 - 4821 is -15784.
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Related: 10/12-48/21 5/12-96/21 5/24-48/21 5/12-48/42 15/12-48/21 5/36-48/21 5/12-48/63 25/12-48/21 5/60-48/21 35/12-48/21 5/84-48/21
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