Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 45/72 of 40/49?"
4572 × 4049 is 2549.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/72×40/49 45/72×80/49 45/72×40/98
© everydaycalculation.com