Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 12/15 of 54/81?"
1215 × 5481 is 815.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/15×54/81 12/30×54/81 36/15×54/81 12/45×54/81 60/15×54/81 12/75×54/81 84/15×54/81
© everydaycalculation.com