Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 25/42 of 4/10?"
2542 × 410 is 521.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/42×4/10 25/42×8/10 25/84×4/10 25/42×4/20 75/42×4/10 25/42×12/10 25/42×4/30 25/42×20/10 25/42×4/50 25/42×28/10 25/42×4/70
© everydaycalculation.com