Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 1/5 of 6/40?"
15 × 640 is 3100.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/5×6/40 1/5×12/40 1/10×6/40 1/5×6/80 3/5×6/40 1/5×18/40 1/15×6/40 1/5×30/40 1/25×6/40 7/5×6/40 1/5×42/40 1/35×6/40
© everydaycalculation.com