Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 2/5 of 16/40?"
25 × 1640 is 425.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/5×16/40 2/5×32/40 2/10×16/40 2/5×16/80 6/5×16/40 2/5×48/40 2/15×16/40 10/5×16/40 2/5×80/40 2/25×16/40 14/5×16/40 2/35×16/40
© everydaycalculation.com