Solutions by everydaycalculation.com
1st number: 3/21, 2nd number: 1 6/15
This multiplication involving fractions can also be rephrased as "What is 3/21 of 1 6/15?"
321 × 2115 is 15.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/21×21/15 3/21×42/15 3/42×21/15 3/21×21/30 9/21×21/15 3/21×63/15 3/63×21/15 3/21×21/45 15/21×21/15 3/21×21/75
© everydaycalculation.com