Solutions by everydaycalculation.com
1st number: 2 4/5, 2nd number: 5/20
145 - 520 is 5120.
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Related: 28/5-5/20 14/5-10/20 14/10-5/20 14/5-5/40 42/5-5/20 14/5-15/20 14/15-5/20 14/5-5/60 70/5-5/20 14/5-25/20 14/25-5/20 98/5-5/20 14/5-35/20 14/35-5/20
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