Solutions by everydaycalculation.com
1st number: 4 2/10, 2nd number: 8 0/10
4210 - 8010 is -195.
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Related: 84/10-80/10 42/20-80/10 42/10-80/20 42/30-80/10 42/10-80/30 42/50-80/10 42/10-80/50 42/70-80/10 42/10-80/70
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