Solutions by everydaycalculation.com
1230 - 16 is 730.
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Related: 24/30-1/6 12/30-2/6 12/60-1/6 12/30-1/12 36/30-1/6 12/30-3/6 12/90-1/6 12/30-1/18 60/30-1/6 12/30-5/6 12/30-1/30 84/30-1/6 12/30-7/6 12/30-1/42
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