Solutions by everydaycalculation.com
1st number: 2 0/10, 2nd number: 3 0/10
2010 - 3010 is -11.
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Related: 40/10-30/10 20/10-60/10 20/10-30/20 60/10-30/10 20/10-90/10 20/30-30/10 20/50-30/10 20/10-30/50 20/70-30/10 20/10-30/70
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