Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 20/80 of 10/18?"
2080 × 1018 is 536.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/80×10/18 20/80×20/18 20/80×10/36 60/80×10/18 20/80×30/18 20/80×10/54 20/80×50/18 20/80×10/90 20/80×70/18
© everydaycalculation.com