Solutions by everydaycalculation.com
1st number: 1 1/20, 2nd number: 5 3/5
2120 - 285 is -9120.
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Related: 42/20-28/5 21/20-56/5 21/40-28/5 21/20-28/10 63/20-28/5 21/20-84/5 21/60-28/5 21/20-28/15 21/20-28/25 21/20-28/35
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