Solutions by everydaycalculation.com
1st number: 1 1/9, 2nd number: 1/45
109 - 145 is 4945.
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Related: 20/9-1/45 10/9-2/45 10/18-1/45 10/9-1/90 30/9-1/45 10/9-3/45 10/27-1/45 50/9-1/45 10/9-5/45 10/45-1/45 70/9-1/45 10/9-7/45 10/63-1/45
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