Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 25/50 of 8/21?"
2550 × 821 is 421.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 25/50×16/21 25/50×8/42 75/50×8/21 25/50×24/21 25/50×8/63 25/50×40/21 25/50×56/21
© everydaycalculation.com