Solutions by everydaycalculation.com
1st number: 1 19/21, 2nd number: 2 6/7
4021 - 207 is -2021.
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Related: 80/21-20/7 40/21-40/7 40/42-20/7 40/21-20/14 40/21-60/7 40/63-20/7 40/21-20/21 40/21-20/35 40/21-20/49
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