Solutions by everydaycalculation.com
1st number: 5 0/8, 2nd number: 3/8
408 + 38 is 438.
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Related: 80/8+3/8 40/8+6/8 40/16+3/8 40/8+3/16 40/8+9/8 40/24+3/8 40/8+3/24 40/8+15/8 40/8+3/40 40/8+21/8 40/56+3/8 40/8+3/56
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