Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 20/42 of 40/49?"
2042 × 4049 is 4001029.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/42×40/49 20/42×80/49 20/84×40/49 20/42×40/98 60/42×40/49
© everydaycalculation.com