Solutions by everydaycalculation.com
1st number: 4 0/10, 2nd number: 4/21
This multiplication involving fractions can also be rephrased as "What is 40/10 of 4/21?"
4010 × 421 is 1621.
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Related: 80/10×4/21 40/10×8/21 40/20×4/21 40/10×4/42 40/10×12/21 40/30×4/21 40/10×4/63 40/10×20/21 40/50×4/21 40/10×28/21 40/70×4/21
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