Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 1/9 of 21/60?"
19 × 2160 is 7180.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/9×21/60 1/9×42/60 1/18×21/60 3/9×21/60 1/9×63/60 1/27×21/60 5/9×21/60 1/45×21/60 7/9×21/60 1/63×21/60
© everydaycalculation.com