Solutions by everydaycalculation.com
1st number: 27/30, 2nd number: 2 3/30
2730 - 6330 is -65.
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Related: 54/30-63/30 27/60-63/30 27/30-63/60 81/30-63/30 27/90-63/30 27/30-63/90
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