Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 1/45 of 4/21?"
145 × 421 is 4945.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/45×4/21 1/45×8/21 1/90×4/21 1/45×4/42 3/45×4/21 1/45×12/21 1/45×4/63 5/45×4/21 1/45×20/21 7/45×4/21 1/45×28/21
© everydaycalculation.com