Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 18/21 of 45/80?"
1821 × 4580 is 2756.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/21×45/80 18/21×90/80 18/42×45/80 54/21×45/80 18/63×45/80 90/21×45/80
© everydaycalculation.com