Solutions by everydaycalculation.com
112 - 212 is -112.
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Related: 2/12-2/12 1/12-4/12 1/24-2/12 1/12-2/24 3/12-2/12 1/12-6/12 1/36-2/12 1/12-2/36 5/12-2/12 1/12-10/12 1/60-2/12 1/12-2/60 7/12-2/12 1/12-14/12 1/84-2/12 1/12-2/84
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