Solutions by everydaycalculation.com
1st number: 2 0/15, 2nd number: 1 3/15
3015 - 1815 is 45.
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Related: 60/15-18/15 30/15-36/15 30/15-18/30 90/15-18/15 30/15-54/15 30/45-18/15 30/15-18/45 30/15-90/15 30/75-18/15 30/15-18/75
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