Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 7/90 of 21/90?"
790 × 2190 is 492700.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/90×21/90 7/90×42/90 21/90×21/90 7/90×63/90 35/90×21/90 49/90×21/90
© everydaycalculation.com