Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 1/15 of 20/21?"
115 × 2021 is 463.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/15×20/21 1/15×40/21 1/30×20/21 1/15×20/42 3/15×20/21 1/15×60/21 1/45×20/21 1/15×20/63 5/15×20/21 1/75×20/21 7/15×20/21
© everydaycalculation.com