Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 6/84 of 21/45?"
684 × 2145 is 130.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/84×21/45 6/84×42/45 6/84×21/90 18/84×21/45 6/84×63/45 30/84×21/45 42/84×21/45
© everydaycalculation.com