Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 9/80 of 12/40?"
980 × 1240 is 27800.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/80×12/40 9/80×24/40 9/80×12/80 27/80×12/40 9/80×36/40 45/80×12/40 9/80×60/40 63/80×12/40 9/80×84/40
© everydaycalculation.com