Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 9/42 of 8/21?"
942 × 821 is 449.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/42×8/21 9/42×16/21 9/84×8/21 9/42×8/42 27/42×8/21 9/42×24/21 9/42×8/63 45/42×8/21 9/42×40/21 63/42×8/21 9/42×56/21
© everydaycalculation.com