Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 45/81 of 81/84?"
4581 × 8184 is 1528.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/81×81/84
© everydaycalculation.com