Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 21/72 of 12/16?"
2172 × 1216 is 732.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/72×12/16 21/72×24/16 21/72×12/32 63/72×12/16 21/72×36/16 21/72×12/48 21/72×60/16 21/72×12/80 21/72×84/16
© everydaycalculation.com