Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 2/5 of 12/90?"
25 × 1290 is 475.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/5×12/90 2/5×24/90 2/10×12/90 6/5×12/90 2/5×36/90 2/15×12/90 10/5×12/90 2/5×60/90 2/25×12/90 14/5×12/90 2/5×84/90 2/35×12/90
© everydaycalculation.com