Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 18/36 of 8/21?"
1836 × 821 is 421.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/36×16/21 18/72×8/21 18/36×8/42 54/36×8/21 18/36×24/21 18/36×8/63 90/36×8/21 18/36×40/21 18/36×56/21
© everydaycalculation.com