Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 36/45 of 63/81?"
3645 × 6381 is 2845.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/45×63/81 36/90×63/81
© everydaycalculation.com