Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 1/9 of 21/80?"
19 × 2180 is 7240.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/9×21/80 1/9×42/80 1/18×21/80 3/9×21/80 1/9×63/80 1/27×21/80 5/9×21/80 1/45×21/80 7/9×21/80 1/63×21/80
© everydaycalculation.com