Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 6/80 of 6/63?"
680 × 663 is 1140.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/80×6/63 6/80×12/63 18/80×6/63 6/80×18/63 30/80×6/63 6/80×30/63 42/80×6/63 6/80×42/63
© everydaycalculation.com