Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 6/15 of 20/45?"
615 × 2045 is 845.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/15×20/45 6/15×40/45 6/30×20/45 6/15×20/90 18/15×20/45 6/15×60/45 6/45×20/45 30/15×20/45 6/75×20/45 42/15×20/45
© everydaycalculation.com