Solutions by everydaycalculation.com
1st number: 3 18/21, 2nd number: 3 9/12
This multiplication involving fractions can also be rephrased as "What is 81/21 of 3 9/12?"
8121 × 4512 is 40528.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/21×90/12 81/42×45/12 81/21×45/24 81/63×45/12 81/21×45/36 81/21×45/60 81/21×45/84
© everydaycalculation.com