Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 5/7 of 4/90?"
57 × 490 is 263.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/7×4/90 5/7×8/90 5/14×4/90 15/7×4/90 5/7×12/90 5/21×4/90 25/7×4/90 5/7×20/90 5/35×4/90 35/7×4/90 5/7×28/90 5/49×4/90
© everydaycalculation.com