Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 45/72 of 21/90?"
4572 × 2190 is 748.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/72×21/90 45/72×42/90 45/72×63/90
© everydaycalculation.com