Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 4/45 of 20/72?"
445 × 2072 is 281.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/45×20/72 4/45×40/72 4/90×20/72 12/45×20/72 4/45×60/72 20/45×20/72 28/45×20/72
© everydaycalculation.com