Solutions by everydaycalculation.com
1st number: 5 1/3, 2nd number: 10/21
163 + 1021 is 12221.
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Related: 32/3+10/21 16/3+20/21 16/6+10/21 16/3+10/42 48/3+10/21 16/3+30/21 16/9+10/21 16/3+10/63 80/3+10/21 16/3+50/21 16/15+10/21 16/3+70/21 16/21+10/21
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