Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 9/45 of 21/28?"
945 × 2128 is 320.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/45×21/28 9/45×42/28 9/90×21/28 9/45×21/56 27/45×21/28 9/45×63/28 9/45×21/84 63/45×21/28
© everydaycalculation.com