Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 6/21 of 21/60?"
621 × 2160 is 110.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/21×21/60 6/21×42/60 6/42×21/60 18/21×21/60 6/21×63/60 6/63×21/60 30/21×21/60 42/21×21/60
© everydaycalculation.com