Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 21/25 of 16/63?"
2125 × 1663 is 1675.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/25×16/63 21/25×32/63 21/50×16/63 63/25×16/63 21/25×48/63 21/75×16/63 21/25×80/63
© everydaycalculation.com