Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 9/10 of 45/70?"
910 × 4570 is 81140.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/10×45/70 9/10×90/70 9/20×45/70 27/10×45/70 9/30×45/70 45/10×45/70 9/50×45/70 63/10×45/70 9/70×45/70
© everydaycalculation.com