Solutions by everydaycalculation.com
815 - 25 is 215.
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Related: 16/15-2/5 8/15-4/5 8/30-2/5 8/15-2/10 24/15-2/5 8/15-6/5 8/45-2/5 8/15-2/15 40/15-2/5 8/15-10/5 8/75-2/5 8/15-2/25 56/15-2/5 8/15-14/5 8/15-2/35
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