Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 9/21 of 27/40?"
921 × 2740 is 81280.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/21×27/40 9/21×54/40 9/42×27/40 9/21×27/80 27/21×27/40 9/21×81/40 9/63×27/40 45/21×27/40 63/21×27/40
© everydaycalculation.com