Solutions by everydaycalculation.com
1st number: 3/70, 2nd number: 1 8/10
370 - 1810 is -12370.
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Related: 6/70-18/10 3/70-36/10 3/70-18/20 9/70-18/10 3/70-54/10 3/70-18/30 15/70-18/10 3/70-90/10 3/70-18/50 21/70-18/10 3/70-18/70
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