Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 8/45 of 20/40?"
845 × 2040 is 445.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/45×20/40 8/90×20/40 8/45×20/80 24/45×20/40 8/45×60/40 40/45×20/40 56/45×20/40
© everydaycalculation.com