Solutions by everydaycalculation.com
1st number: 1 6/15, 2nd number: 18/72
This multiplication involving fractions can also be rephrased as "What is 21/15 of 18/72?"
2115 × 1872 is 720.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/15×18/72 21/15×36/72 21/30×18/72 63/15×18/72 21/15×54/72 21/45×18/72 21/15×90/72 21/75×18/72
© everydaycalculation.com