Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 7/21 of 35/45?"
721 × 3545 is 727.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/21×35/45 7/21×70/45 7/42×35/45 7/21×35/90 7/63×35/45 35/21×35/45 49/21×35/45
© everydaycalculation.com