Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 8/40 of 21/25?"
840 × 2125 is 21125.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/40×21/25 8/40×42/25 8/80×21/25 8/40×21/50 24/40×21/25 8/40×63/25 8/40×21/75 56/40×21/25
© everydaycalculation.com