Solutions by everydaycalculation.com
1st number: 2 12/21, 2nd number: 28/45
This multiplication involving fractions can also be rephrased as "What is 54/21 of 28/45?"
5421 × 2845 is 85.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/21×56/45 54/42×28/45 54/21×28/90 54/21×84/45 54/63×28/45
© everydaycalculation.com