Solutions by everydaycalculation.com
818 - 16 is 518.
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Related: 16/18-1/6 8/18-2/6 8/36-1/6 8/18-1/12 24/18-1/6 8/18-3/6 8/54-1/6 8/18-1/18 40/18-1/6 8/18-5/6 8/90-1/6 8/18-1/30 56/18-1/6 8/18-7/6 8/18-1/42
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