Solutions by everydaycalculation.com
1st number: 1 1/20, 2nd number: 5/7
2120 - 57 is 47140.
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Related: 42/20-5/7 21/20-10/7 21/40-5/7 21/20-5/14 63/20-5/7 21/20-15/7 21/60-5/7 21/20-5/21 21/20-25/7 21/20-5/35 21/20-35/7 21/20-5/49
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