Solutions by everydaycalculation.com
1st number: 20 0/2, 2nd number: 7 7/8
This multiplication involving fractions can also be rephrased as "What is 40/2 of 7 7/8?"
402 × 638 is 3152.
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Related: 80/2×63/8 40/4×63/8 40/2×63/16 40/6×63/8 40/2×63/24 40/10×63/8 40/2×63/40 40/14×63/8 40/2×63/56
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