Solutions by everydaycalculation.com
1st number: 3/30, 2nd number: 1 18/30
330 - 4830 is -32.
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Related: 6/30-48/30 3/30-96/30 3/60-48/30 3/30-48/60 9/30-48/30 3/90-48/30 3/30-48/90 15/30-48/30 21/30-48/30
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