Solutions by everydaycalculation.com
1st number: 3 9/12, 2nd number: 21/72
This multiplication involving fractions can also be rephrased as "What is 45/12 of 21/72?"
4512 × 2172 is 3532.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/12×21/72 45/12×42/72 45/24×21/72 45/12×63/72 45/36×21/72 45/60×21/72 45/84×21/72
© everydaycalculation.com