Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 6/10 of 21/42?"
610 × 2142 is 310.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/10×21/42 6/20×21/42 6/10×21/84 18/10×21/42 6/10×63/42 6/30×21/42 30/10×21/42 6/50×21/42 42/10×21/42 6/70×21/42
© everydaycalculation.com