Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 45/90 of 20/28?"
4590 × 2028 is 514.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 45/90×40/28 45/90×20/56 45/90×60/28 45/90×20/84
© everydaycalculation.com