Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 1/15 of 21/42?"
115 × 2142 is 130.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/15×21/42 1/30×21/42 1/15×21/84 3/15×21/42 1/15×63/42 1/45×21/42 5/15×21/42 1/75×21/42 7/15×21/42
© everydaycalculation.com