Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 6/21 of 15/72?"
621 × 1572 is 584.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/21×15/72 6/21×30/72 6/42×15/72 18/21×15/72 6/21×45/72 6/63×15/72 30/21×15/72 6/21×75/72 42/21×15/72
© everydaycalculation.com