Solutions by everydaycalculation.com
1st number: 1 3/15, 2nd number: 8/21
1815 - 821 is 86105.
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Related: 36/15-8/21 18/15-16/21 18/30-8/21 18/15-8/42 54/15-8/21 18/15-24/21 18/45-8/21 18/15-8/63 90/15-8/21 18/15-40/21 18/75-8/21 18/15-56/21
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