Solutions by everydaycalculation.com
1st number: 1 1/3, 2nd number: 14/21
43 + 1421 is 21.
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Related: 8/3+14/21 4/3+28/21 4/6+14/21 4/3+14/42 12/3+14/21 4/3+42/21 4/9+14/21 4/3+14/63 20/3+14/21 4/3+70/21 4/15+14/21 28/3+14/21 4/3+98/21 4/21+14/21
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