Solutions by everydaycalculation.com
1st number: 6/70, 2nd number: 2 7/10
670 - 2710 is -18370.
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Related: 12/70-27/10 6/70-54/10 6/70-27/20 18/70-27/10 6/70-81/10 6/70-27/30 30/70-27/10 6/70-27/50 42/70-27/10 6/70-27/70
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