Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 63/80 of 8/9?"
6380 × 89 is 710.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/80×16/9 63/80×8/18 63/80×24/9 63/80×8/27 63/80×40/9 63/80×8/45 63/80×56/9 63/80×8/63
© everydaycalculation.com