Solutions by everydaycalculation.com
1st number: 3/30, 2nd number: 6 4/6
330 - 406 is -19730.
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Related: 6/30-40/6 3/30-80/6 3/60-40/6 3/30-40/12 9/30-40/6 3/90-40/6 3/30-40/18 15/30-40/6 3/30-40/30 21/30-40/6 3/30-40/42
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