Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 1/5 of 28/42?"
15 × 2842 is 215.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/5×28/42 1/5×56/42 1/10×28/42 1/5×28/84 3/5×28/42 1/5×84/42 1/15×28/42 1/25×28/42 7/5×28/42 1/35×28/42
© everydaycalculation.com