Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 5/80 of 3/21?"
580 × 321 is 1112.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/80×3/21 5/80×6/21 5/80×3/42 15/80×3/21 5/80×9/21 5/80×3/63 25/80×3/21 5/80×15/21 35/80×3/21
© everydaycalculation.com