Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 21/72 of 49/90?"
2172 × 4990 is 3432160.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/72×49/90 21/72×98/90 63/72×49/90
© everydaycalculation.com