Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 12/80 of 18/81?"
1280 × 1881 is 130.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/80×18/81 12/80×36/81 36/80×18/81 12/80×54/81 60/80×18/81 12/80×90/81 84/80×18/81
© everydaycalculation.com