Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 63/70 of 7/90?"
6370 × 790 is 7100.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/70×14/90 63/70×21/90 63/70×35/90 63/70×49/90
© everydaycalculation.com