Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 18/21 of 28/45?"
1821 × 2845 is 815.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/21×28/45 18/21×56/45 18/42×28/45 18/21×28/90 54/21×28/45 18/21×84/45 18/63×28/45 90/21×28/45
© everydaycalculation.com