Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 60/90 of 21/70?"
6090 × 2170 is 15.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/90×42/70 60/90×63/70
© everydaycalculation.com