Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 21/24 of 15/40?"
2124 × 1540 is 2164.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/24×15/40 21/24×30/40 21/48×15/40 21/24×15/80 63/24×15/40 21/24×45/40 21/72×15/40 21/24×75/40
© everydaycalculation.com