Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 1/15 of 21/70?"
115 × 2170 is 150.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/15×21/70 1/15×42/70 1/30×21/70 3/15×21/70 1/15×63/70 1/45×21/70 5/15×21/70 1/75×21/70 7/15×21/70
© everydaycalculation.com