Solutions by everydaycalculation.com
1st number: 3 18/21, 2nd number: 18/20
This multiplication involving fractions can also be rephrased as "What is 81/21 of 18/20?"
8121 × 1820 is 24370.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/21×36/20 81/42×18/20 81/21×18/40 81/21×54/20 81/63×18/20 81/21×18/60 81/21×90/20
© everydaycalculation.com