Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 21/25 of 18/63?"
2125 × 1863 is 625.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/25×18/63 21/25×36/63 21/50×18/63 63/25×18/63 21/25×54/63 21/75×18/63 21/25×90/63
© everydaycalculation.com