Solutions by everydaycalculation.com
1st number: 7/30, 2nd number: 4 2/10
730 - 4210 is -11930.
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Related: 14/30-42/10 7/30-84/10 7/60-42/10 7/30-42/20 21/30-42/10 7/90-42/10 7/30-42/30 35/30-42/10 7/30-42/50 49/30-42/10 7/30-42/70
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