Solutions by everydaycalculation.com
1st number: 1 3/15, 2nd number: 1 11/21
1815 - 3221 is -34105.
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Related: 36/15-32/21 18/15-64/21 18/30-32/21 18/15-32/42 54/15-32/21 18/15-96/21 18/45-32/21 18/15-32/63 90/15-32/21 18/75-32/21
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