Solutions by everydaycalculation.com
1st number: 1/42, 2nd number: 3 2/10
142 - 3210 is -667210.
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Related: 2/42-32/10 1/42-64/10 1/84-32/10 1/42-32/20 3/42-32/10 1/42-96/10 1/42-32/30 5/42-32/10 1/42-32/50 7/42-32/10 1/42-32/70
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