Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 10/18 of 20/21?"
1018 × 2021 is 100189.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/18×20/21 10/18×40/21 10/36×20/21 10/18×20/42 30/18×20/21 10/18×60/21 10/54×20/21 10/18×20/63 50/18×20/21 10/90×20/21 70/18×20/21
© everydaycalculation.com