Solutions by everydaycalculation.com
1st number: 3/10, 2nd number: 5 4/10
310 + 5410 is 5710.
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Related: 6/10+54/10 3/20+54/10 3/10+54/20 9/10+54/10 3/30+54/10 3/10+54/30 15/10+54/10 3/50+54/10 3/10+54/50 21/10+54/10 3/70+54/10 3/10+54/70
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