Solutions by everydaycalculation.com
1st number: 1/42, 2nd number: 6 0/7
142 - 427 is -25142.
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Related: 2/42-42/7 1/42-84/7 1/84-42/7 1/42-42/14 3/42-42/7 1/42-42/21 5/42-42/7 1/42-42/35 7/42-42/7 1/42-42/49
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