Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 4/45 of 20/45?"
445 × 2045 is 16405.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/45×20/45 4/45×40/45 4/90×20/45 4/45×20/90 12/45×20/45 4/45×60/45 20/45×20/45 28/45×20/45
© everydaycalculation.com