Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 2/10 of 4/50?"
210 × 450 is 2125.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/10×4/50 2/10×8/50 2/20×4/50 6/10×4/50 2/10×12/50 2/30×4/50 2/10×20/50 2/50×4/50 14/10×4/50 2/10×28/50 2/70×4/50
© everydaycalculation.com