Solutions by everydaycalculation.com
1st number: 7/10, 2nd number: 7 2/10
710 - 7210 is -132.
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Related: 14/10-72/10 7/20-72/10 7/10-72/20 21/10-72/10 7/30-72/10 7/10-72/30 35/10-72/10 7/50-72/10 7/10-72/50 49/10-72/10 7/70-72/10 7/10-72/70
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