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