Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 16/20 of 20/45?"
1620 × 2045 is 1645.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/20×20/45 16/20×40/45 16/40×20/45 16/20×20/90 48/20×20/45 16/20×60/45 16/60×20/45 80/20×20/45
© everydaycalculation.com