Solutions by everydaycalculation.com
1st number: 20/21, 2nd number: 3 3/6
2021 - 216 is -10742.
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Related: 40/21-21/6 20/21-42/6 20/42-21/6 20/21-21/12 60/21-21/6 20/21-63/6 20/63-21/6 20/21-21/18 20/21-21/30 20/21-21/42
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