Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 6/40 of 54/64?"
640 × 5464 is 81640.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/40×54/64 6/80×54/64 18/40×54/64 30/40×54/64 42/40×54/64
© everydaycalculation.com