Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 10/21 of 21/75?"
1021 × 2175 is 215.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/21×21/75 10/21×42/75 10/42×21/75 30/21×21/75 10/21×63/75 10/63×21/75 50/21×21/75 70/21×21/75
© everydaycalculation.com