Solutions by everydaycalculation.com
1st number: 1 1/20, 2nd number: 4/12
2120 - 412 is 4360.
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Related: 42/20-4/12 21/20-8/12 21/40-4/12 21/20-4/24 63/20-4/12 21/60-4/12 21/20-4/36 21/20-20/12 21/20-4/60 21/20-28/12 21/20-4/84
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