Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 40/84 of 30/80?"
4084 × 3080 is 528.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/84×30/80 40/84×60/80 40/84×90/80
© everydaycalculation.com