Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 27/90 of 21/45?"
2790 × 2145 is 750.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/90×21/45 27/90×42/45 27/90×21/90 81/90×21/45 27/90×63/45
© everydaycalculation.com