Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 5/80 of 21/35?"
580 × 2135 is 380.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/80×21/35 5/80×42/35 5/80×21/70 15/80×21/35 5/80×63/35 25/80×21/35 35/80×21/35
© everydaycalculation.com