Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 21/30 of 7/90?"
2130 × 790 is 49900.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/30×7/90 21/30×14/90 21/60×7/90 63/30×7/90 21/30×21/90 21/90×7/90 21/30×35/90 21/30×49/90
© everydaycalculation.com