Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 20/45 of 45/60?"
2045 × 4560 is 13.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/45×45/60 20/45×90/60 20/90×45/60 60/45×45/60
© everydaycalculation.com