Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 21/72 of 3/30?"
2172 × 330 is 7240.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/72×3/30 21/72×6/30 21/72×3/60 63/72×3/30 21/72×9/30 21/72×3/90 21/72×15/30 21/72×21/30
© everydaycalculation.com