Solutions by everydaycalculation.com
1018 - 318 is 718.
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Related: 20/18-3/18 10/18-6/18 10/36-3/18 10/18-3/36 30/18-3/18 10/18-9/18 10/54-3/18 10/18-3/54 50/18-3/18 10/18-15/18 10/90-3/18 10/18-3/90 70/18-3/18 10/18-21/18
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