Solutions by everydaycalculation.com
1st number: 1 5/9, 2nd number: 6/45
149 - 645 is 6445.
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Related: 28/9-6/45 14/9-12/45 14/18-6/45 14/9-6/90 42/9-6/45 14/9-18/45 14/27-6/45 70/9-6/45 14/9-30/45 14/45-6/45 98/9-6/45 14/9-42/45 14/63-6/45
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