Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 40/72 of 15/70?"
4072 × 1570 is 542.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/72×15/70 40/72×30/70 40/72×45/70 40/72×75/70
© everydaycalculation.com