Solutions by everydaycalculation.com
1st number: 1 7/8, 2nd number: 12 4/5
158 - 645 is -43740.
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Related: 30/8-64/5 15/16-64/5 15/8-64/10 45/8-64/5 15/24-64/5 15/8-64/15 75/8-64/5 15/40-64/5 15/8-64/25 15/56-64/5 15/8-64/35
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