Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 3/21 of 45/90?"
321 × 4590 is 114.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/21×45/90 3/42×45/90 9/21×45/90 3/63×45/90 15/21×45/90
© everydaycalculation.com