Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 40/63 of 8/81?"
4063 × 881 is 3205103.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/63×8/81 40/63×16/81 40/63×24/81 40/63×40/81 40/63×56/81
© everydaycalculation.com