Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 35/49 of 21/90?"
3549 × 2190 is 16.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/49×21/90 35/49×42/90 35/98×21/90 35/49×63/90
© everydaycalculation.com