Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 36/63 of 20/60?"
3663 × 2060 is 421.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/63×20/60 36/63×40/60
© everydaycalculation.com