Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 9/72 of 21/70?"
972 × 2170 is 380.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/72×21/70 9/72×42/70 27/72×21/70 9/72×63/70 45/72×21/70 63/72×21/70
© everydaycalculation.com