Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 3/10 of 15/70?"
310 × 1570 is 9140.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/10×15/70 3/10×30/70 3/20×15/70 9/10×15/70 3/10×45/70 3/30×15/70 15/10×15/70 3/10×75/70 3/50×15/70 21/10×15/70 3/70×15/70
© everydaycalculation.com