Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 3/18 of 12/90?"
318 × 1290 is 145.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/18×12/90 3/18×24/90 3/36×12/90 9/18×12/90 3/18×36/90 3/54×12/90 15/18×12/90 3/18×60/90 3/90×12/90 21/18×12/90 3/18×84/90
© everydaycalculation.com