Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 9/10 of 28/70?"
910 × 2870 is 925.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/10×28/70 9/10×56/70 9/20×28/70 27/10×28/70 9/10×84/70 9/30×28/70 45/10×28/70 9/50×28/70 63/10×28/70 9/70×28/70
© everydaycalculation.com