Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 20/42 of 42/70?"
2042 × 4270 is 27.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/42×42/70 20/42×84/70 20/84×42/70 60/42×42/70
© everydaycalculation.com