Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 16/40 of 21/50?"
1640 × 2150 is 21125.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/40×21/50 16/40×42/50 16/80×21/50 48/40×21/50 16/40×63/50 80/40×21/50
© everydaycalculation.com