Solutions by everydaycalculation.com
1st number: 8/10, 2nd number: 2 7/10
810 - 2710 is -1910.
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Related: 16/10-27/10 8/10-54/10 8/20-27/10 8/10-27/20 24/10-27/10 8/10-81/10 8/30-27/10 8/10-27/30 40/10-27/10 8/50-27/10 8/10-27/50 56/10-27/10 8/70-27/10 8/10-27/70
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