Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 42/84 of 12/45?"
4284 × 1245 is 215.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/84×24/45 42/84×12/90 42/84×36/45 42/84×60/45 42/84×84/45
© everydaycalculation.com