Solutions by everydaycalculation.com
1st number: 1 9/12, 2nd number: 4/21
2112 - 421 is 13184.
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Related: 42/12-4/21 21/12-8/21 21/24-4/21 21/12-4/42 63/12-4/21 21/12-12/21 21/36-4/21 21/12-4/63 21/12-20/21 21/60-4/21 21/12-28/21 21/84-4/21
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