Solutions by everydaycalculation.com
1st number: 10/21, 2nd number: 3 3/7
1021 - 247 is -6221.
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Related: 20/21-24/7 10/21-48/7 10/42-24/7 10/21-24/14 30/21-24/7 10/21-72/7 10/63-24/7 10/21-24/21 50/21-24/7 10/21-24/35 70/21-24/7 10/21-24/49
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