Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 21/42 of 35/56?"
2142 × 3556 is 516.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 21/42×70/56 21/84×35/56 63/42×35/56
© everydaycalculation.com