Solutions by everydaycalculation.com
1st number: 4 2/3, 2nd number: 20/21
143 + 2021 is 11821.
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Related: 28/3+20/21 14/3+40/21 14/6+20/21 14/3+20/42 42/3+20/21 14/3+60/21 14/9+20/21 14/3+20/63 70/3+20/21 14/15+20/21 98/3+20/21 14/21+20/21
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