Solutions by everydaycalculation.com
1st number: 2/30, 2nd number: 2 4/30
230 - 6430 is -3115.
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Related: 4/30-64/30 2/60-64/30 2/30-64/60 6/30-64/30 2/90-64/30 2/30-64/90 10/30-64/30 14/30-64/30
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