Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 12/81 of 9/10?"
1281 × 910 is 215.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/81×9/10 12/81×18/10 12/81×9/20 36/81×9/10 12/81×27/10 12/81×9/30 60/81×9/10 12/81×45/10 12/81×9/50 84/81×9/10 12/81×63/10 12/81×9/70
© everydaycalculation.com