Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 21/45 of 6/7?"
2145 × 67 is 25.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/45×6/7 21/45×12/7 21/90×6/7 21/45×6/14 63/45×6/7 21/45×18/7 21/45×6/21 21/45×30/7 21/45×6/35 21/45×42/7 21/45×6/49
© everydaycalculation.com