Solutions by everydaycalculation.com
1st number: 1 17/28, 2nd number: 5/7
4528 - 57 is 2528.
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Related: 90/28-5/7 45/28-10/7 45/56-5/7 45/28-5/14 45/28-15/7 45/84-5/7 45/28-5/21 45/28-25/7 45/28-5/35 45/28-35/7 45/28-5/49
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