Solutions by everydaycalculation.com
1st number: 1 3/18, 2nd number: 3/18
2118 - 318 is 11.
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Related: 42/18-3/18 21/18-6/18 21/36-3/18 21/18-3/36 63/18-3/18 21/18-9/18 21/54-3/18 21/18-3/54 21/18-15/18 21/90-3/18 21/18-3/90 21/18-21/18
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