Solutions by everydaycalculation.com
1st number: 9/30, 2nd number: 2 21/30
930 - 8130 is -125.
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Related: 18/30-81/30 9/60-81/30 9/30-81/60 27/30-81/30 9/90-81/30 9/30-81/90 45/30-81/30 63/30-81/30
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