Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 21/75 of 15/90?"
2175 × 1590 is 7150.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/75×15/90 21/75×30/90 63/75×15/90 21/75×45/90 21/75×75/90
© everydaycalculation.com