Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 6/15 of 40/90?"
615 × 4090 is 845.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/15×40/90 6/15×80/90 6/30×40/90 18/15×40/90 6/45×40/90 30/15×40/90 6/75×40/90 42/15×40/90
© everydaycalculation.com