Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 10/81 of 15/80?"
1081 × 1580 is 5216.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/81×15/80 10/81×30/80 30/81×15/80 10/81×45/80 50/81×15/80 10/81×75/80 70/81×15/80
© everydaycalculation.com