Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 4/21 of 16/28?"
421 × 1628 is 16147.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/21×16/28 4/21×32/28 4/42×16/28 4/21×16/56 12/21×16/28 4/21×48/28 4/63×16/28 4/21×16/84 20/21×16/28 4/21×80/28 28/21×16/28
© everydaycalculation.com