Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 21/49 of 10/18?"
2149 × 1018 is 521.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/49×10/18 21/49×20/18 21/98×10/18 21/49×10/36 63/49×10/18 21/49×30/18 21/49×10/54 21/49×50/18 21/49×10/90 21/49×70/18
© everydaycalculation.com