Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 3/90 of 7/90?"
390 × 790 is 72700.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/90×7/90 3/90×14/90 9/90×7/90 3/90×21/90 15/90×7/90 3/90×35/90 21/90×7/90 3/90×49/90
© everydaycalculation.com