Solutions by everydaycalculation.com
1st number: 7/20, 2nd number: 7 2/10
720 - 7210 is -13720.
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Related: 14/20-72/10 7/40-72/10 7/20-72/20 21/20-72/10 7/60-72/10 7/20-72/30 35/20-72/10 7/20-72/50 49/20-72/10 7/20-72/70
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