Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 5/21 of 16/30?"
521 × 1630 is 863.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/21×16/30 5/21×32/30 5/42×16/30 5/21×16/60 15/21×16/30 5/21×48/30 5/63×16/30 5/21×16/90 25/21×16/30 5/21×80/30 35/21×16/30
© everydaycalculation.com