Solutions by everydaycalculation.com
1st number: 10/28, 2nd number: 1 12/28
1028 - 4028 is -1514.
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Related: 20/28-40/28 10/28-80/28 10/56-40/28 10/28-40/56 30/28-40/28 10/84-40/28 10/28-40/84 50/28-40/28 70/28-40/28
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