Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 20/80 of 21/54?"
2080 × 2154 is 772.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/80×21/54 20/80×42/54 60/80×21/54 20/80×63/54
© everydaycalculation.com