Solutions by everydaycalculation.com
1st number: 4 2/10, 2nd number: 2 8/10
4210 + 2810 is 71.
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Related: 84/10+28/10 42/10+56/10 42/20+28/10 42/10+28/20 42/10+84/10 42/30+28/10 42/10+28/30 42/50+28/10 42/10+28/50 42/70+28/10 42/10+28/70
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