Solutions by everydaycalculation.com
1012 - 412 is 12.
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Related: 20/12-4/12 10/12-8/12 10/24-4/12 10/12-4/24 30/12-4/12 10/36-4/12 10/12-4/36 50/12-4/12 10/12-20/12 10/60-4/12 10/12-4/60 70/12-4/12 10/12-28/12 10/84-4/12 10/12-4/84
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