Solutions by everydaycalculation.com
1st number: 20/21, 2nd number: 1 1/4
2021 - 54 is -2584.
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Related: 40/21-5/4 20/21-10/4 20/42-5/4 20/21-5/8 60/21-5/4 20/21-15/4 20/63-5/4 20/21-5/12 20/21-25/4 20/21-5/20 20/21-35/4 20/21-5/28
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