Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 40/90 of 12/18?"
4090 × 1218 is 827.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/90×12/18 40/90×24/18 40/90×12/36 40/90×36/18 40/90×12/54 40/90×60/18 40/90×12/90 40/90×84/18
© everydaycalculation.com