Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 21/40 of 9/84?"
2140 × 984 is 9160.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/40×9/84 21/40×18/84 21/80×9/84 63/40×9/84 21/40×27/84 21/40×45/84 21/40×63/84
© everydaycalculation.com