Solutions by everydaycalculation.com
1st number: 10/42, 2nd number: 2 7/10
1042 - 2710 is -517210.
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Related: 20/42-27/10 10/42-54/10 10/84-27/10 10/42-27/20 30/42-27/10 10/42-81/10 10/42-27/30 50/42-27/10 10/42-27/50 70/42-27/10 10/42-27/70
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