Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 12/20 of 10/81?"
1220 × 1081 is 227.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/20×10/81 12/20×20/81 12/40×10/81 36/20×10/81 12/20×30/81 12/60×10/81 60/20×10/81 12/20×50/81 84/20×10/81 12/20×70/81
© everydaycalculation.com