Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 10/21 of 8/80?"
1021 × 880 is 121.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/21×8/80 10/21×16/80 10/42×8/80 30/21×8/80 10/21×24/80 10/63×8/80 50/21×8/80 10/21×40/80 70/21×8/80 10/21×56/80
© everydaycalculation.com