Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 30/54 of 30/80?"
3054 × 3080 is 524.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/54×30/80 30/54×60/80 90/54×30/80 30/54×90/80
© everydaycalculation.com