Solutions by everydaycalculation.com
1st number: 1 12/18, 2nd number: 1 8/12
3018 - 2012 is 01.
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Related: 60/18-20/12 30/18-40/12 30/36-20/12 30/18-20/24 90/18-20/12 30/18-60/12 30/54-20/12 30/18-20/36 30/90-20/12 30/18-20/60 30/18-20/84
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