Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 9/30 of 9/21?"
930 × 921 is 970.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/30×9/21 9/30×18/21 9/60×9/21 9/30×9/42 27/30×9/21 9/30×27/21 9/90×9/21 9/30×9/63 45/30×9/21 9/30×45/21 63/30×9/21 9/30×63/21
© everydaycalculation.com