Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 5/21 of 4/70?"
521 × 470 is 2147.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/21×4/70 5/21×8/70 5/42×4/70 15/21×4/70 5/21×12/70 5/63×4/70 25/21×4/70 5/21×20/70 35/21×4/70 5/21×28/70
© everydaycalculation.com