Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 3/20 of 4/20?"
320 × 420 is 3100.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/20×4/20 3/20×8/20 3/40×4/20 3/20×4/40 9/20×4/20 3/20×12/20 3/60×4/20 3/20×4/60 15/20×4/20 21/20×4/20 3/20×28/20
© everydaycalculation.com