Solutions by everydaycalculation.com
1st number: 5/42, 2nd number: 1 8/10
542 - 1810 is -353210.
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Related: 10/42-18/10 5/42-36/10 5/84-18/10 5/42-18/20 15/42-18/10 5/42-54/10 5/42-18/30 25/42-18/10 5/42-90/10 5/42-18/50 35/42-18/10 5/42-18/70
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