Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 25/45 of 21/28?"
2545 × 2128 is 512.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/45×21/28 25/45×42/28 25/90×21/28 25/45×21/56 75/45×21/28 25/45×63/28 25/45×21/84
© everydaycalculation.com