Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 18/21 of 9/12?"
1821 × 912 is 914.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/21×9/12 18/21×18/12 18/42×9/12 18/21×9/24 54/21×9/12 18/21×27/12 18/63×9/12 18/21×9/36 90/21×9/12 18/21×45/12 18/21×9/60 18/21×63/12 18/21×9/84
© everydaycalculation.com