Solutions by everydaycalculation.com
29 - 27 is -463.
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Related: 4/9-2/7 2/9-4/7 2/18-2/7 2/9-2/14 6/9-2/7 2/9-6/7 2/27-2/7 2/9-2/21 10/9-2/7 2/9-10/7 2/45-2/7 2/9-2/35 14/9-2/7 2/9-14/7 2/63-2/7 2/9-2/49
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