Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 21/40 of 8/18?"
2140 × 818 is 730.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/40×8/18 21/40×16/18 21/80×8/18 21/40×8/36 63/40×8/18 21/40×24/18 21/40×8/54 21/40×40/18 21/40×8/90 21/40×56/18
© everydaycalculation.com