Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 1/2 of 20/81?"
12 × 2081 is 1081.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 1/2×40/81 1/4×20/81 3/2×20/81 1/2×60/81 1/6×20/81 5/2×20/81 1/10×20/81 7/2×20/81 1/14×20/81
© everydaycalculation.com