Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 35/75 of 21/49?"
3575 × 2149 is 15.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/75×21/49 35/75×42/49 35/75×21/98 35/75×63/49
© everydaycalculation.com