Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 70/81 of 4/20?"
7081 × 420 is 1481.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/81×8/20 70/81×4/40 70/81×12/20 70/81×4/60 70/81×28/20
© everydaycalculation.com