Solutions by everydaycalculation.com
1st number: 1 1/9, 2nd number: 1/72
109 - 172 is 7972.
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Related: 20/9-1/72 10/9-2/72 10/18-1/72 30/9-1/72 10/9-3/72 10/27-1/72 50/9-1/72 10/9-5/72 10/45-1/72 70/9-1/72 10/9-7/72 10/63-1/72
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