Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 10/21 of 6/90?"
1021 × 690 is 263.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/21×6/90 10/21×12/90 10/42×6/90 30/21×6/90 10/21×18/90 10/63×6/90 50/21×6/90 10/21×30/90 70/21×6/90 10/21×42/90
© everydaycalculation.com