Solutions by everydaycalculation.com
1018 - 918 is 118.
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Related: 20/18-9/18 10/36-9/18 10/18-9/36 30/18-9/18 10/18-27/18 10/54-9/18 10/18-9/54 50/18-9/18 10/18-45/18 10/90-9/18 10/18-9/90 70/18-9/18 10/18-63/18
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