Solutions by everydaycalculation.com
1st number: 40 0/2, 2nd number: 5/21
This multiplication involving fractions can also be rephrased as "What is 80/2 of 5/21?"
802 × 521 is 20021.
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Related: 80/2×10/21 80/4×5/21 80/2×5/42 80/2×15/21 80/6×5/21 80/2×5/63 80/2×25/21 80/10×5/21 80/2×35/21 80/14×5/21
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