Solutions by everydaycalculation.com
1st number: 3 9/12, 2nd number: 1 7/21
This multiplication involving fractions can also be rephrased as "What is 45/12 of 1 7/21?"
4512 × 2821 is 51.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/12×28/21 45/12×56/21 45/24×28/21 45/12×28/42 45/12×84/21 45/36×28/21 45/12×28/63 45/60×28/21 45/84×28/21
© everydaycalculation.com