Solutions by everydaycalculation.com
1st number: 1/70, 2nd number: 3 2/10
170 - 3210 is -22370.
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Related: 2/70-32/10 1/70-64/10 1/70-32/20 3/70-32/10 1/70-96/10 1/70-32/30 5/70-32/10 1/70-32/50 7/70-32/10 1/70-32/70
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