Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 30/72 of 42/80?"
3072 × 4280 is 732.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/72×42/80 30/72×84/80 90/72×42/80
© everydaycalculation.com