Solutions by everydaycalculation.com
1st number: 7 0/9, 2nd number: 6/21
This multiplication involving fractions can also be rephrased as "What is 63/9 of 6/21?"
639 × 621 is 21.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/9×12/21 63/18×6/21 63/9×6/42 63/9×18/21 63/27×6/21 63/9×6/63 63/9×30/21 63/45×6/21 63/9×42/21
© everydaycalculation.com