Solutions by everydaycalculation.com
1st number: 1/8, 2nd number: 5 0/8
18 + 408 is 418.
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Related: 2/8+40/8 1/8+80/8 1/16+40/8 1/8+40/16 3/8+40/8 1/24+40/8 1/8+40/24 5/8+40/8 1/40+40/8 7/8+40/8 1/56+40/8 1/8+40/56
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