Solutions by everydaycalculation.com
1st number: 1/21, 2nd number: 4 1/5
121 - 215 is -436105.
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Related: 2/21-21/5 1/21-42/5 1/42-21/5 1/21-21/10 3/21-21/5 1/21-63/5 1/63-21/5 1/21-21/15 5/21-21/5 1/21-21/25 7/21-21/5 1/21-21/35
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