Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 9/21 of 8/16?"
921 × 816 is 314.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/21×8/16 9/42×8/16 9/21×8/32 27/21×8/16 9/21×24/16 9/63×8/16 9/21×8/48 45/21×8/16 9/21×40/16 9/21×8/80 63/21×8/16 9/21×56/16
© everydaycalculation.com