Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 8/20 of 25/80?"
820 × 2580 is 18.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/20×25/80 8/20×50/80 8/40×25/80 24/20×25/80 8/20×75/80 8/60×25/80 40/20×25/80 56/20×25/80
© everydaycalculation.com