Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 18/45 of 10/21?"
1845 × 1021 is 421.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/45×10/21 18/45×20/21 18/90×10/21 18/45×10/42 54/45×10/21 18/45×30/21 18/45×10/63 90/45×10/21 18/45×50/21 18/45×70/21
© everydaycalculation.com