Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 2/21 of 40/50?"
221 × 4050 is 8105.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/21×40/50 2/21×80/50 2/42×40/50 6/21×40/50 2/63×40/50 10/21×40/50 14/21×40/50
© everydaycalculation.com