Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 16/21 of 56/90?"
1621 × 5690 is 64135.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/21×56/90 16/42×56/90 48/21×56/90 16/63×56/90 80/21×56/90
© everydaycalculation.com