Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 20/60 of 21/30?"
2060 × 2130 is 730.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/60×21/30 20/60×42/30 20/60×21/60 20/60×63/30 20/60×21/90
© everydaycalculation.com