Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 20/21 of 12/64?"
2021 × 1264 is 528.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/21×12/64 20/21×24/64 20/42×12/64 60/21×12/64 20/21×36/64 20/63×12/64 20/21×60/64 20/21×84/64
© everydaycalculation.com