Solutions by everydaycalculation.com
1st number: 18/20, 2nd number: 1 11/16
1820 - 2716 is -6380.
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Related: 36/20-27/16 18/20-54/16 18/40-27/16 18/20-27/32 54/20-27/16 18/20-81/16 18/60-27/16 18/20-27/48 90/20-27/16 18/20-27/80
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