Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 12/45 of 40/63?"
1245 × 4063 is 32189.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/45×40/63 12/45×80/63 12/90×40/63 36/45×40/63 60/45×40/63 84/45×40/63
© everydaycalculation.com