Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 18/70 of 21/80?"
1870 × 2180 is 27400.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/70×21/80 18/70×42/80 54/70×21/80 18/70×63/80 90/70×21/80
© everydaycalculation.com