Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 7/42 of 5/7?"
742 × 57 is 542.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/42×5/7 7/42×10/7 7/84×5/7 7/42×5/14 21/42×5/7 7/42×15/7 7/42×5/21 35/42×5/7 7/42×25/7 7/42×5/35 49/42×5/7 7/42×35/7 7/42×5/49
© everydaycalculation.com