Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 40/84 of 3/81?"
4084 × 381 is 10567.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/84×3/81 40/84×6/81 40/84×9/81 40/84×15/81 40/84×21/81
© everydaycalculation.com