Solutions by everydaycalculation.com
1st number: 1 8/12, 2nd number: 1 9/12
2012 - 2112 is -112.
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Related: 40/12-21/12 20/12-42/12 20/24-21/12 20/12-21/24 60/12-21/12 20/12-63/12 20/36-21/12 20/12-21/36 20/60-21/12 20/12-21/60 20/84-21/12 20/12-21/84
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