Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 4/21 of 5/70?"
421 × 570 is 2147.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/21×5/70 4/21×10/70 4/42×5/70 12/21×5/70 4/21×15/70 4/63×5/70 20/21×5/70 4/21×25/70 28/21×5/70 4/21×35/70
© everydaycalculation.com