Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 9/10 of 40/70?"
910 × 4070 is 1835.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/10×40/70 9/10×80/70 9/20×40/70 27/10×40/70 9/30×40/70 45/10×40/70 9/50×40/70 63/10×40/70 9/70×40/70
© everydaycalculation.com