Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 21/45 of 2/40?"
2145 × 240 is 7300.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/45×2/40 21/45×4/40 21/90×2/40 21/45×2/80 63/45×2/40 21/45×6/40 21/45×10/40 21/45×14/40
© everydaycalculation.com