Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 16/63 of 21/70?"
1663 × 2170 is 8105.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/63×21/70 16/63×42/70 48/63×21/70 16/63×63/70 80/63×21/70
© everydaycalculation.com