Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 18/21 of 6/80?"
1821 × 680 is 9140.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/21×6/80 18/21×12/80 18/42×6/80 54/21×6/80 18/21×18/80 18/63×6/80 90/21×6/80 18/21×30/80 18/21×42/80
© everydaycalculation.com