Solutions by everydaycalculation.com
1st number: 3 0/7, 2nd number: 6/90
This multiplication involving fractions can also be rephrased as "What is 21/7 of 6/90?"
217 × 690 is 15.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/7×6/90 21/7×12/90 21/14×6/90 63/7×6/90 21/7×18/90 21/7×30/90 21/35×6/90 21/7×42/90 21/49×6/90
© everydaycalculation.com