Solutions by everydaycalculation.com
1st number: 8/45, 2nd number: 1 5/10
845 - 1510 is -11990.
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Related: 16/45-15/10 8/45-30/10 8/90-15/10 8/45-15/20 24/45-15/10 8/45-45/10 8/45-15/30 40/45-15/10 8/45-75/10 8/45-15/50 56/45-15/10 8/45-15/70
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