Solutions by everydaycalculation.com
1st number: 4/21, 2nd number: 1 7/14
421 - 2114 is -5542.
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Related: 8/21-21/14 4/21-42/14 4/42-21/14 4/21-21/28 12/21-21/14 4/21-63/14 4/63-21/14 4/21-21/42 20/21-21/14 4/21-21/70 28/21-21/14 4/21-21/98
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