Solutions by everydaycalculation.com
1st number: 3/12, 2nd number: 1 11/21
312 - 3221 is -10784.
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Related: 6/12-32/21 3/12-64/21 3/24-32/21 3/12-32/42 9/12-32/21 3/12-96/21 3/36-32/21 3/12-32/63 15/12-32/21 3/60-32/21 21/12-32/21 3/84-32/21
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