Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 6/21 of 4/12?"
621 × 412 is 221.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/21×4/12 6/21×8/12 6/42×4/12 6/21×4/24 18/21×4/12 6/63×4/12 6/21×4/36 30/21×4/12 6/21×20/12 6/21×4/60 42/21×4/12 6/21×28/12 6/21×4/84
© everydaycalculation.com