Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 8/21 of 28/42?"
821 × 2842 is 1663.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/21×28/42 8/21×56/42 8/42×28/42 8/21×28/84 24/21×28/42 8/21×84/42 8/63×28/42 40/21×28/42 56/21×28/42
© everydaycalculation.com