Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 6/84 of 3/90?"
684 × 390 is 1420.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/84×3/90 6/84×6/90 18/84×3/90 6/84×9/90 30/84×3/90 6/84×15/90 42/84×3/90 6/84×21/90
© everydaycalculation.com