Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 3/15 of 40/70?"
315 × 4070 is 435.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/15×40/70 3/15×80/70 3/30×40/70 9/15×40/70 3/45×40/70 3/75×40/70 21/15×40/70
© everydaycalculation.com