Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 21/42 of 3/28?"
2142 × 328 is 356.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 21/42×6/28 21/84×3/28 21/42×3/56 63/42×3/28 21/42×9/28 21/42×3/84 21/42×15/28 21/42×21/28
© everydaycalculation.com