Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 20/21 of 4/36?"
2021 × 436 is 20189.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/21×4/36 20/21×8/36 20/42×4/36 20/21×4/72 60/21×4/36 20/21×12/36 20/63×4/36 20/21×20/36 20/21×28/36
© everydaycalculation.com