Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 18/50 of 21/45?"
1850 × 2145 is 21125.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/50×21/45 18/50×42/45 18/50×21/90 54/50×21/45 18/50×63/45 90/50×21/45
© everydaycalculation.com