Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 6/21 of 4/10?"
621 × 410 is 435.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/21×4/10 6/21×8/10 6/42×4/10 6/21×4/20 18/21×4/10 6/21×12/10 6/63×4/10 6/21×4/30 30/21×4/10 6/21×20/10 6/21×4/50 42/21×4/10 6/21×28/10 6/21×4/70
© everydaycalculation.com