Solutions by everydaycalculation.com
12 - 814 is -114.
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Related: 1/2-16/14 1/4-8/14 1/2-8/28 3/2-8/14 1/2-24/14 1/6-8/14 1/2-8/42 5/2-8/14 1/2-40/14 1/10-8/14 1/2-8/70 7/2-8/14 1/2-56/14 1/14-8/14 1/2-8/98
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