Solutions by everydaycalculation.com
1st number: 9/28, 2nd number: 4 2/10
928 - 4210 is -543140.
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Related: 18/28-42/10 9/28-84/10 9/56-42/10 9/28-42/20 27/28-42/10 9/84-42/10 9/28-42/30 45/28-42/10 9/28-42/50 63/28-42/10 9/28-42/70
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