Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 20/81 of 40/49?"
2081 × 4049 is 8003969.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/81×40/49 20/81×80/49 20/81×40/98 60/81×40/49
© everydaycalculation.com