Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 15/84 of 4/20?"
1584 × 420 is 128.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/84×4/20 15/84×8/20 15/84×4/40 45/84×4/20 15/84×12/20 15/84×4/60 75/84×4/20 15/84×28/20
© everydaycalculation.com