Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 8/21 of 16/72?"
821 × 1672 is 16189.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/21×16/72 8/21×32/72 8/42×16/72 24/21×16/72 8/21×48/72 8/63×16/72 40/21×16/72 8/21×80/72 56/21×16/72
© everydaycalculation.com