Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 30/42 of 42/60?"
3042 × 4260 is 12.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/42×42/60 30/42×84/60 30/84×42/60 90/42×42/60
© everydaycalculation.com