Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 21/25 of 12/70?"
2125 × 1270 is 18125.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/25×12/70 21/25×24/70 21/50×12/70 63/25×12/70 21/25×36/70 21/75×12/70 21/25×60/70 21/25×84/70
© everydaycalculation.com