Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 4/40 of 4/20?"
440 × 420 is 150.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/40×4/20 4/40×8/20 4/80×4/20 4/40×4/40 12/40×4/20 4/40×12/20 4/40×4/60 20/40×4/20 28/40×4/20 4/40×28/20
© everydaycalculation.com