Solutions by everydaycalculation.com
1st number: 20/21, 2nd number: 1 3/5
2021 - 85 is -68105.
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Related: 40/21-8/5 20/21-16/5 20/42-8/5 20/21-8/10 60/21-8/5 20/21-24/5 20/63-8/5 20/21-8/15 20/21-40/5 20/21-8/25 20/21-56/5 20/21-8/35
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