Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 12/81 of 1/40?"
1281 × 140 is 1270.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/81×1/40 12/81×2/40 12/81×1/80 36/81×1/40 12/81×3/40 60/81×1/40 12/81×5/40 84/81×1/40 12/81×7/40
© everydaycalculation.com