Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 28/42 of 25/40?"
2842 × 2540 is 512.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/42×25/40 28/42×50/40 28/84×25/40 28/42×25/80 84/42×25/40 28/42×75/40
© everydaycalculation.com