Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 12/15 of 16/63?"
1215 × 1663 is 64315.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/15×16/63 12/15×32/63 12/30×16/63 36/15×16/63 12/15×48/63 12/45×16/63 60/15×16/63 12/15×80/63 12/75×16/63 84/15×16/63
© everydaycalculation.com