Solutions by everydaycalculation.com
1st number: 4 0/21, 2nd number: 4/90
This multiplication involving fractions can also be rephrased as "What is 84/21 of 4/90?"
8421 × 490 is 845.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/21×8/90 84/42×4/90 84/21×12/90 84/63×4/90 84/21×20/90 84/21×28/90
© everydaycalculation.com