Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 20/45 of 35/84?"
2045 × 3584 is 527.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/45×35/84 20/45×70/84 20/90×35/84 60/45×35/84
© everydaycalculation.com