Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 28/84 of 40/45?"
2884 × 4045 is 827.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/84×40/45 28/84×80/45 28/84×40/90
© everydaycalculation.com