Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 21/24 of 36/72?"
2124 × 3672 is 716.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/24×36/72 21/48×36/72 63/24×36/72 21/72×36/72
© everydaycalculation.com