Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 63/90 of 21/30?"
6390 × 2130 is 49100.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/90×42/30 63/90×21/60 63/90×63/30 63/90×21/90
© everydaycalculation.com