Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 9/10 of 63/70?"
910 × 6370 is 81100.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/10×63/70 9/20×63/70 27/10×63/70 9/30×63/70 45/10×63/70 9/50×63/70 63/10×63/70 9/70×63/70
© everydaycalculation.com