Solutions by everydaycalculation.com
1st number: 2 0/9, 2nd number: 8/9
189 - 89 is 109.
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Related: 36/9-8/9 18/9-16/9 18/9-8/18 54/9-8/9 18/9-24/9 18/27-8/9 18/9-8/27 90/9-8/9 18/9-40/9 18/45-8/9 18/9-8/45 18/9-56/9 18/63-8/9 18/9-8/63
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