Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 63/90 of 4/45?"
6390 × 445 is 14225.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/90×8/45 63/90×4/90 63/90×12/45 63/90×20/45 63/90×28/45
© everydaycalculation.com