Solutions by everydaycalculation.com
1st number: 3 9/21, 2nd number: 6/40
This multiplication involving fractions can also be rephrased as "What is 72/21 of 6/40?"
7221 × 640 is 1835.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/21×12/40 72/42×6/40 72/21×6/80 72/21×18/40 72/63×6/40 72/21×30/40 72/21×42/40
© everydaycalculation.com