Solutions by everydaycalculation.com
45 - 58 is 740.
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Related: 8/5-5/8 4/5-10/8 4/10-5/8 4/5-5/16 12/5-5/8 4/5-15/8 4/15-5/8 4/5-5/24 20/5-5/8 4/5-25/8 4/25-5/8 4/5-5/40 28/5-5/8 4/5-35/8 4/35-5/8 4/5-5/56
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