Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 21/70 of 27/42?"
2170 × 2742 is 27140.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/70×27/42 21/70×54/42 21/70×27/84 63/70×27/42 21/70×81/42
© everydaycalculation.com