Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 10/28 of 21/81?"
1028 × 2181 is 554.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/28×21/81 10/28×42/81 10/56×21/81 30/28×21/81 10/28×63/81 10/84×21/81 50/28×21/81 70/28×21/81
© everydaycalculation.com