Solutions by everydaycalculation.com
827 - 79 is -1327.
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Related: 16/27-7/9 8/27-14/9 8/54-7/9 8/27-7/18 24/27-7/9 8/27-21/9 8/81-7/9 8/27-7/27 40/27-7/9 8/27-35/9 8/27-7/45 56/27-7/9 8/27-49/9 8/27-7/63
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