Solutions by everydaycalculation.com
1st number: 4/10, 2nd number: 8 4/10
410 + 8410 is 445.
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Related: 8/10+84/10 4/20+84/10 4/10+84/20 12/10+84/10 4/30+84/10 4/10+84/30 20/10+84/10 4/50+84/10 4/10+84/50 28/10+84/10 4/70+84/10 4/10+84/70
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