Solutions by everydaycalculation.com
15 - 46 is -715.
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Related: 2/5-4/6 1/5-8/6 1/10-4/6 1/5-4/12 3/5-4/6 1/5-12/6 1/15-4/6 1/5-4/18 1/5-20/6 1/25-4/6 1/5-4/30 7/5-4/6 1/5-28/6 1/35-4/6 1/5-4/42
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