Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 21/56 of 16/90?"
2156 × 1690 is 115.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/56×16/90 21/56×32/90 63/56×16/90 21/56×48/90 21/56×80/90
© everydaycalculation.com