Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 20/70 of 21/27?"
2070 × 2127 is 29.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/70×21/27 20/70×42/27 20/70×21/54 60/70×21/27 20/70×63/27 20/70×21/81
© everydaycalculation.com