Solutions by everydaycalculation.com
1st number: 12/30, 2nd number: 5 5/6
1230 - 356 is -16330.
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Related: 24/30-35/6 12/30-70/6 12/60-35/6 12/30-35/12 36/30-35/6 12/90-35/6 12/30-35/18 60/30-35/6 12/30-35/30 84/30-35/6 12/30-35/42
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