Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 21/28 of 25/63?"
2128 × 2563 is 2584.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/28×25/63 21/28×50/63 21/56×25/63 63/28×25/63 21/28×75/63 21/84×25/63
© everydaycalculation.com