Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 3/84 of 40/81?"
384 × 4081 is 10567.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/84×40/81 3/84×80/81 9/84×40/81 15/84×40/81 21/84×40/81
© everydaycalculation.com