Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 21/30 of 72/80?"
2130 × 7280 is 63100.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/30×72/80 21/60×72/80 63/30×72/80 21/90×72/80
© everydaycalculation.com