Solutions by everydaycalculation.com
1st number: 4 0/20, 2nd number: 5/81
This multiplication involving fractions can also be rephrased as "What is 80/20 of 5/81?"
8020 × 581 is 2081.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/20×10/81 80/40×5/81 80/20×15/81 80/60×5/81 80/20×25/81 80/20×35/81
© everydaycalculation.com