Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 16/20 of 4/40?"
1620 × 440 is 225.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/20×4/40 16/20×8/40 16/40×4/40 16/20×4/80 48/20×4/40 16/20×12/40 16/60×4/40 80/20×4/40 16/20×20/40 16/20×28/40
© everydaycalculation.com