Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 15/80 of 15/42?"
1580 × 1542 is 15224.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/80×15/42 15/80×30/42 15/80×15/84 45/80×15/42 15/80×45/42 75/80×15/42 15/80×75/42
© everydaycalculation.com