Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 5/7 of 20/30?"
57 × 2030 is 1021.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/7×20/30 5/7×40/30 5/14×20/30 5/7×20/60 15/7×20/30 5/7×60/30 5/21×20/30 5/7×20/90 25/7×20/30 5/35×20/30 35/7×20/30 5/49×20/30
© everydaycalculation.com