Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 12/42 of 12/18?"
1242 × 1218 is 421.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/42×12/18 12/42×24/18 12/84×12/18 12/42×12/36 36/42×12/18 12/42×36/18 12/42×12/54 60/42×12/18 12/42×60/18 12/42×12/90 84/42×12/18 12/42×84/18
© everydaycalculation.com