Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 21/75 of 3/10?"
2175 × 310 is 21250.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/75×3/10 21/75×6/10 21/75×3/20 63/75×3/10 21/75×9/10 21/75×3/30 21/75×15/10 21/75×3/50 21/75×21/10 21/75×3/70
© everydaycalculation.com