Solutions by everydaycalculation.com
1st number: 6/30, 2nd number: 4 1/6
630 - 256 is -11930.
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Related: 12/30-25/6 6/30-50/6 6/60-25/6 6/30-25/12 18/30-25/6 6/30-75/6 6/90-25/6 6/30-25/18 6/30-25/30 42/30-25/6 6/30-25/42
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