Solutions by everydaycalculation.com
1st number: 10/21, 2nd number: 3 7/21
1021 + 7021 is 8021.
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Related: 20/21+70/21 10/42+70/21 10/21+70/42 30/21+70/21 10/63+70/21 10/21+70/63 50/21+70/21 70/21+70/21
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