Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 21/35 of 16/63?"
2135 × 1663 is 16105.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/35×16/63 21/35×32/63 21/70×16/63 63/35×16/63 21/35×48/63 21/35×80/63
© everydaycalculation.com