Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 3/9 of 20/42?"
39 × 2042 is 1063.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/9×20/42 3/9×40/42 3/18×20/42 3/9×20/84 3/9×60/42 3/27×20/42 15/9×20/42 3/45×20/42 21/9×20/42 3/63×20/42
© everydaycalculation.com