Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 21/25 of 12/18?"
2125 × 1218 is 1425.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/25×12/18 21/25×24/18 21/50×12/18 21/25×12/36 63/25×12/18 21/25×36/18 21/75×12/18 21/25×12/54 21/25×60/18 21/25×12/90 21/25×84/18
© everydaycalculation.com