Solutions by everydaycalculation.com
1st number: 2/15, 2nd number: 2 0/15
215 - 3015 is -2815.
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Related: 4/15-30/15 2/15-60/15 2/30-30/15 6/15-30/15 2/15-90/15 2/45-30/15 2/15-30/45 10/15-30/15 2/75-30/15 2/15-30/75 14/15-30/15
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