Solutions by everydaycalculation.com
1st number: 1 6/15, 2nd number: 1 7/9
2115 - 169 is -1745.
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Related: 42/15-16/9 21/15-32/9 21/30-16/9 21/15-16/18 63/15-16/9 21/15-48/9 21/45-16/9 21/15-16/27 21/15-80/9 21/75-16/9 21/15-16/45 21/15-16/63
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